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- [00:01]
Podcast Host 1
On the Crime House Original podcast, Serial Killers and Murderous Minds, we're diving into the psychology of the world's most complex murder cases.
- [00:09]
Podcast Host 2 (Katie Ring)
From serial killers to cult leaders, deadly exes and spree killers, we're examining not just how they killed, but why.
- [00:17]
Podcast Host 1
Is it uncontrollable rage? Overwhelming fear? Or is it something deeper? Serial Killers and Murderous Minds is a Crime House Studios original new episodes drop every Monday and Thursday Friday. Follow wherever you get your podcasts.
- [00:42]
Podcast Host 2 (Katie Ring)
This is Crime House, a suburban Virginia home, a secret affair, a kink website and a man invited inside under false pretenses. Recently this case was put before a jury questioning whether Brendan Banfield orchestrated a plot that left his wife and another man dead. Welcome to Night watch on Crime House 24 7. I'm your host Katie Ring and together we'll be following the cases making headlines now where justice is still unfolding. Follow us wherever you are listening and if you want ad free episodes, subscribe to Crime House plus on Apple Podcasts plus subscribe to our YouTube channel itWatchpod. This episode discusses an active criminal case. The information we share is based on what's publicly available at the time of recording and may change as new evidence comes to light. We aim to inform, not to decide guilt or innocence. So everyone mentioned is presumed innocent until proven guilty in a court of law. It was a quiet February morning in Northern Virginia. The kind of morning where nothing seems out of place. With residential streets lined with similar houses, cars parked neatly in driveways and neighbors heading to work unaware of what was unfolding just doors away. But inside a home on Stable Brook way in Herndon, Virginia, that calm was shattered on the morning of February 24, 2023. Police arrived at the Banfield house after receiving a frantic call from 37 year old Brendan Banfield and the family's au pair, 23 year old Juliana Perez Magellones. 37 year old Christine Banfield, Brendan's wife, was on the floor of their master bedroom and had suffered multiple stab wounds. A 39 year old man named Joseph Ryne was also found in the bedroom and had been shot. Brendan and Christine's four year old daughter Valerie was found hiding and unharmed in the basement. Joseph was pronounced dead at the scene, but Christine was rushed to the hospital. Unfortunately, she did not survive her injuries. Brendan told police that he had just walked into a nightmare when he saw a stranger attacking his wife. He then said he saw a man pull out the knife and start stabbing his wife, so he fired his gun to stop it. According to Brendan, the shooting was an act of Defense A split second decision made to save Christine's life. And according to the nanny, Juliana, she was hiding behind a bed, covering her eyes and ears. At first, the explanation seemed plausible. A husband protecting his family. But investigators quickly realized there was something unusual about this case because there were no signs of forced entry. Which means Joseph had not forced his way in. He had been invited. As detectives began placing together how Joseph ended up inside the Banfield house that morning, they uncovered a hidden layer of the family's life. One that had been quietly developing for months. A layer built on secrecy, deception, and a relationship that existed just out of view. By the time this case reached a jury three years later, the question was no longer what happened inside that house. It was whether the man who survived that morning had engineered everything that led up to it. Public records paint a limited picture of Brendan Banfield's early life. Unlike many other defendants whose childhoods became central to a criminal case, Brendan's upbringing was not a focal point of his trial. There were no extensive accounts of instability, abuse, or hardship presented to the jury. What is known is that Brendan and Christine Banfield met when they were both 18 years old during their freshman year at Quinnipiac University, and they had been a couple ever since. Eventually, Brendan went on to work as a special agent for the Internal Revenue Service, and Christine became a pediatric intensive care nurse. Brendan and Christine got married and were living in New York with their one year old daughter, Valerie. They had a very normal life together. The Banfield would vacation with other neighborhood couples, go hiking, explore national forest and participate in mud runs. They visited animal farms and aquariums and enjoyed going on cruises. Brandon even played intramural kickball. When the Banfields made their move to Fairfax County, Virginia, their dynamic didn't change. There was no public narrative of dysfunction between the couple, no reports of dv, no outward signs of a marriage on the brink. The pair seemingly worked well together before their move. They even ran a small business, a math tutoring center called Mathnasium, where Brendan worked as a center director with Christine. From the outside, their life appeared ordinary. In testimony that would come out almost three years after Christine and Joseph's deaths, Brendan claimed that he and his wife were inseparable and always preparing for the future. The picture of a seemingly perfect family made what came next difficult for investigators and later for jurors to reconcile. In October of 2021, the Banfields made a decision familiar to many working parents. They decided to hire a caretaker. And that search led them to 21 year old Juliana Perez Maginones. Juliana came to the United States from Brazil as part of a cultural exchange program. She moved into the Banfield home in Virginia and began caring for the couple's young daughter. The arrangement placed her inside the family's daily life, sharing meals, schedules, and private space. At first, there was nothing overtly inappropriate about the situation, but according to prosecutors, that dynamic began to change over time. In August of 2022, Christine and Valerie were visiting New York, leaving Brendan and Juliana home alone. Brendan was in the kitchen preparing food when Juliana started texting him from her room. It was an unusual text conversation, as Juliana was complaining about her dating activity and the men she was seeing at the time. Wanting to speak in person. Brendan asked her to come down to the kitchen, where Juliana showed him screenshots of her online conversations from her dating app, Hinge. In his testimony, Brendan would lay out details about his relationship with Juliana that only scratches the surface. Brendan asserts that all of Juliana's online matches had similar names to Brendan. Brandon Brennan. When Brendon finished cooking and sat down to eat, the two continued to discuss Juliana's dating history, where she listed out the characteristics of the type of man she was seeking. Older, taller, and looked a lot like Brendan Banfield. Moving on from talking, Juliana scooted her seat closer to Brendan and made an advance. And with his wife and child out of the house, Brendan did not stop her. Later, he claims he indicated that he was going upstairs to his bedroom to sleep. But instead, Juliana and Brendan ended up sleeping together. Brendan told the courtroom that over the next few days, they spoke a little about their relationship and affair. But mostly, Juliana was concerned that Brendan would tell Christine about their relationship and that she would get fired. Brendan told Juliana that he would not mention anything to his wife. He told her that he had had previous affairs and clarified that this is just an affair and there would be no relationship. Nothing would change between him and Christine, he said. But according to Brendan, Christine knew of his previous infidelity. Back in 2013, they had several discussions when Christine was working in private health care. She traveled quite a bit, often for a week at a time, and so would Brendan. He testified that during this time, they went to couples therapy because this frequent separation had left their relationship strained. Regardless, Brendan said they decided to continue their relationship despite this. Evidence presented at trial showed that Brendan and Juliana's relationship had grown. This was not a brief lapse or a single encounter, but an ongoing affair that developed while Christine remained unaware. Brendan and Juliana's encounters unfolded inside the same house Christine lived in. Inside shared rooms around the routines of childcare and family life. Other evidence showed Brendan taking Portuguese lessons to better communicate with Juliana. To this day, it suggested intention and emotional investment, not secrecy driven by impulse. As 2022 came to an end, investigators say that the secrecy surrounding Brendan's relationship with Juliana had hardened into something more deliberate. According to evidence presented at trial, Brendan was no longer just concealing an affair, prosecutors argued. He was actively constructing a parallel reality, one that allowed him to manage the relationship and maintain control inside his home without exposing either himself or Juliana. According to Juliana's testimony, Brendan admitted that he wanted to leave his wife, but but divorce was not an option. Allegedly, he didn't want to give Christine money or jeopardize losing custody of their daughter Valerie, and so he came up with a plan to get rid of her, which is when Joseph Ryan entered the picture.
- [10:01]
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Podcast Host 2 (Katie Ring)
39 year old Joseph Ryan had no personal connection to the Banfield family. He did not know Brendan Banfield, he had never met Christine Banfield, and his only link to the household was digital, according to investigators. A profile was created on the fetish and BDSM website FetLife under Christine Banfield's name. Prosecution said that the account was designed to appear authentic, presenting as a married woman seeking discretion. Through that account, messages were exchanged with Joseph. Over time, the conversations grew increasingly personal and explicit. Prosecutors argued that what Joseph didn't know was that Christine was not involved at all. According to the state, the account was controlled by Brendan and Juliana from the beginning. Investigators said the messages were coordinated, with both of them participating in the deception. The goal, prosecutors argued, was not merely to flirt or roleplay online, but to build trust, enough trust to bring Joseph inside of the Banfield home. By January of 2023, the communications had progressed beyond fantasy, and on January 28th, Brendan purchased a firearm. The purchase was documented and lawful, but prosecutors argued it took on a new meaning when viewed alongside what came next. According to testimony, Brendan later gave the gun to Juliana and took her to a local shooting range. There, prosecutors said, he trained her to use the weapon. In the weeks leading up to February, the state argued that this was not casual familiarity, but preparation. All of this was happening while Christine Banfield continued her daily life, unaware of the affair and unaware that someone she had never met was being drawn towards her home. By early February 2023, prosecutors said the final steps were in place. Joseph was told to come to the Banfield residence, believing he was meeting Christine alone. On February 24, police were called to the Banfield home, and officers found a violent scene. Brendan told the police that he had interrupted an attack and that he found Joseph stabbing his wife and fired his weapon to stop it. Early statements also included claims that Juliana fired at Joseph as well. In the hours after the killings, Brendan and Juliana were interviewed while officers began preserving physical evidence inside of the home. Detectives noted inconsistencies between Brendan's version of the events and the forensic evidence emerging from the scene. Blood patterns did not clearly support a sudden interruption of violence. The positioning of the bodies, the sequence of wounds, and the use of firearms suggested a more complicated series of actions than a single defensive response. They also obtained records from the fetish website where Joseph had communicated with someone he believed was Christine Banfield. Those records showed the account activity did not originate from Christine's devices. Instead, prosecutors said, the messages were tied to Brendan and Juliana. This led investigators to begin treating the case as a coordinated event, including multiple participants and months of preparation. For much of 2023, the case unfolded quietly, and during that time, Brendan remained free. After Christine's death, investigators presented photographs and digital records that showed Brendan and Juliana together in intimate settings. A framed photograph of the two was found on Brendan's master Bedroom, nightstand. And Juliana had moved her personal items into the house, confirming how far their relationship had progressed. And behind the scenes, attention increasingly centered on Juliana. By October 2023, investigators believed they had enough evidence to act. And on October 19, 2023, Juliana was arrested and charged with second degree murder and use of a firearm in commission of a felony. Her arrest marked the first public confirmation that authorities believed the killings were the result of a plan. On October 25, 2024, Juliana gave an extensive interview, further outlining what prosecutors described as Brendan's role in orchestrating the killings. That interview, combined with months of investigative work, moved the case into the next phase. Just days later, on October 29, 2024, Juliana entered a guilty plea to involuntary manslaughter in connection with Joseph's death. As part of that plea, she agreed to cooperate with prosecutors against Brandon. With Juliana now providing testimony and investigators having access to a solid timeline, prosecutors presented their findings to a grand jury. What investigators believe happened is that after Juliana and Brendan persuaded Joseph to come to the home to see Christine, Juliana, acting as part of the plan, called Brendan to report that a stranger was inside of the house. Brendan, who was waiting at a nearby McDonald's, then returned quickly. He and Juliana placed Valerie in the basement and armed themselves. Brendan with his service weapon and Juliana with a firearm purchased a month ago. Earlier, prosecutors said that the two entered the Banfield's bedroom, where Joseph was holding Christine down. Brendan then shouted, police officer. And shot Joseph in the head. Juliana called 911 as Brendan stabbed his wife. When Juliana saw that Joseph was still moving, she shot him again. The au pair later called 911 a second time, and they reported the killings as a home invasion, claiming Joseph was an intruder who had stabbed Banfield's wife. In September of 2024, a Fairfax county grand jury indicted Brendan Banfield on multiple charges related to the deaths of Christine Banfield and Joseph Ryan. The indictment included four counts of aggravated murder, use of a firearm in commission of a felony, and additional related offenses. Prosecutors alleged that Brendan used deception to lure Joseph to the home, weaponized his relationship with Juliana, and orchestrated a scene meant to disguise Christine Banfield's killing as the result of an attack by Joseph. With the indictment filed, Brendan Banfield was arrested. The case that had begun as a shocking domestic scene inside a quiet home was now formally defined as a calculated double homicide, and it was headed for trial. Close your eyes. Exhale, Feel your body relax. And let go of whatever you're carrying today. Well, I'm letting go of the worry that I wouldn't get my new contacts in time for this class. I got them delivered free from 1-800-contacts. 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Podcast Host 1
And breathe.
- [18:12]
Podcast Host 2 (Katie Ring)
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Podcast Host 2 (Katie Ring)
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Podcast Host 2 (Katie Ring)
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- [18:34]
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Podcast Host 1
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Podcast Host 2 (Katie Ring)
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Podcast Host 2 (Katie Ring)
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Podcast Host 2 (Katie Ring)
the trial of Brendan Banfield began on January 12, 2026, inside of a Fairfax county courtroom. By the time jurors were seated, prosecutors had a clear narrative they intended to present. They were not asking the jury to decide whether Brendan Banfield pulled a trigger in a moment of chaos. They were asking them to decide whether the chaos itself had been manufactured. The state framed the case as one built on deception, not just a single lie, but layers of it an affair hidden inside of a marriage, a false online identity used to manipulate a stranger, and a version of events offered to police that prosecutors said could not be reconciled with the evidence. When Juliana took the stand in mid January, the court courtroom fell quiet. By that point, jurors knew she had already pleaded guilty to involuntary manslaughter and agreed to cooperate with the prosecution. The defense would later emphasize that fact repeatedly. But for prosecutors, her testimony was about filling in the gaps that the evidence alone could not. Late in the trial, Brendan Banfield made a decision that would define his defense. He chose to testify, a decision highly advised not to do in cases like this. Taking the stand in his own defense, Banfield denied orchestrating any plan to kill his wife or Joseph. He maintained that the affair did not equate to murder. Banfield's testimony offered an alternative narrative, one where deception existed but violence was unintended. Prosecutors challenged that account. They questioned him about the online messages, about the firearm purchase, about the training at the range, about the physical evidence that contradicted his description at the scene. They asked jurors to consider whether all of those steps, taken together, could reasonably be explained as unrelated. As Arguments concluded. The judge delivered instructions to the jury, and on January 30, jury deliberations began. On February 2, 2026, the jury returned to the courtroom. The room was silent as the verdicts were read. On count after count, the jury found Brendan Banfield guilty, including two counts of aggravated murder, use of a firearm in the commission of a felony, and child endangerment. Following the verdict, Brendan Banfield was taken into custody and remains incarcerated as he awaits formal sentencing. The jury's decision immediately closed the door on any possibility of release, shifting the case from court questions of guilt to the consequences that now follow. Under Virginia law, convictions for aggravated murder carry a mandatory sentence of life in prison without the possibility of parole. Unlike other cases where sentencing allows for discretion or mitigation, the statute leaves little room for adjustment. The punishment is automatic, reflecting the gravity of the crimes the jury found proven beyond a reasonable doubt. Brendan is scheduled to return to court for sentencing on May 8, 2026. That hearing is expected to be brief, focused not on whether the penalty applies, but on formally imposing it. By that point, the legal process will no longer center on evidence or testimony, but on finality. For victims families, the verdict marked the end of a long and public trial, but not the end of their loss. For Brendan, it marked the moment his future became fixed by statute, a life sentence with no path to parole. As for Juliana Perez Maginones, whose testimony was a pivotal part of the prosecution's case, she pleaded guilty to the lesser charge of involuntary manslaughter in connection with Joseph Ryan's death and in exchange, agreed to cooperate with prosecution. For the families of Christine Banfield and Joseph Ryan, the verdict brought a measure of legal resolution, but not closure. In the days following the verdict, attention turned briefly to Brandon Banfield's future legal options. His attorneys have signaled that they are reviewing the case for potential appeals, a standard step in convictions of this magnitude. No appeal has yet been filed. What remains undisputed is the timeline. A relationship formed in secret. A false identity was constructed online. A man was invited into a home under assumptions that were not true. And on a February morning in 2023, two lives were lost. But justice has been served. What did you think of tonight's case? Drop your thoughts and theories in the comments. See you next time. If you haven't already, make sure to follow us wherever you get your podcasts and subscribe to our YouTube channelight watch pod. Your support means everything.
- [23:48]
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- [24:17]
Podcast Host 1
What drives a person to murder? Find out from a licensed forensic psychologist on Serial Killers and Murderous Minds A Crime House Original Podcast New episodes drop every Monday and Thursday. Follow wherever you get your podcasts.