Amanda Knox Hosts | DOUBT: The Case of Lucy Letby

Episode: The Prosecution

Date: March 17, 2026
Podcast: iHeartPodcasts

Episode Overview

This episode, "The Prosecution," examines how the case against Lucy Letby was built and presented in court. Host Amanda Knox—herself previously the subject of intense public suspicion—explores how narratives are constructed in high-profile trials, focusing especially on Letby’s police interrogation, the prosecution’s strategy, the court dynamics, and the evidence laid out before the jury. Knox interrogates the psychological and legal impact of these proceedings, raising questions about certainty, authority, and doubt in a case that gripped the UK and the world.

Key Discussion Points & Insights

1. Watching the Interrogation: The Power of Perception

• Amanda Knox reflects on watching Lucy Letby's police interrogation. She comments on Letby’s subdued demeanor and draws parallels to her own experience:

  "She sits quietly, her shoulders rounded, her voice low...with a kind of deference, as if she’s already accepted that the people across the table control what happens next."
  (Amanda Knox, 01:11)

• Knox notes how the same video is open to radically different interpretations, referencing her own portrayal as "a wolf in sheep’s clothing." She warns about the danger of interpretation—something she experienced directly:

  "That feeling that the people asking me questions aren't looking for the truth, but for confirmation of a guilt they've already assumed."
  (Amanda Knox, 03:53)

2. The Emotional Landscape: Shared Experiences of Interrogation

• Rachel Aviv, journalist for The New Yorker, discusses Letby’s demeanor:

  "It was like an incongruous thing in her life that…she had no language for even sort of comprehending how she had got there…trying to be a good student…kind of giving the authorities the benefit of the doubt."
  (Rachel Aviv, 04:21)

• Knox empathizes, describing how trust in authority can morph into desperate attempts to be believed:

  "I thought maybe it was my bad Italian…as they gaslit me into doubting my own memories, as they threatened me with 30 years in prison, as they slapped me."
  (Amanda Knox, 04:44)

3. Scene in Court: Setting and Atmosphere at Manchester Crown Court

• Kim Pilling, court reporter, offers a view inside the physical and emotional setup:

  "Manchester Crown Court is a relatively modern building, I think it is slightly decaying, I have to say…not particularly public-friendly."
  (Kim Pilling, 07:25) "There was great anticipation ahead of Letby coming into this dock…there’s a great curiosity as to her appearance and how she conveys herself."
  (Kim Pilling, 09:25)

• Letby's own demeanor in court is noted as unremarkable and not matching the monstrous public characterization:

  "She looked tired and strained…She didn’t fit the characterization of somebody accused of such monstrous crimes."
  (Kim Pilling, 09:52)

4. The Prosecution: Constructing the Narrative

• The Prosecution’s Opening Statement:
  Amanda details how prosecutor Nick Johnson KC built an evidence-packed, heavily structured story, culminating dramatically with Letby’s own words as a key symbolic moment.
• The Post-it Note:
  The prosecution’s opening ends with Letby’s handwritten note:
  • "I don't deserve to live. I killed them on purpose because I'm not good enough to take care of them. I am a horrible, evil person. At the bottom, I am evil. I did this."
    (Actor reading Nick Johnson, 13:07)
  • Kim Pilling comments:

    "The post-it notes were, yeah, I’d say they were a key moment…That’s a very striking visual piece of evidence for the jury."
    (Kim Pilling, 14:55)

5. The Evidence: Medical Records, Patterns, and Testimony

• The prosecution’s case included:
  • Text messages, social media exchanges, hospital shift patterns—painted as indirect evidence of Letby manipulating or hiding her involvement.
  • A “constant presence” chart, putting Letby on scene for each collapse.
  • Medical records to argue that natural causes could not explain the deaths/collapses.
• Sarah Knapton, science editor, summarizes the scope of accusations:

  "They said she had…been purposefully inflicting harm on babies in various ways…injected air into their bloodstream…air into the stomach…put insulin into feed bags…dislodged a tube…injected milk into the baby’s stomach…smothered the baby."
  (Sarah Knapton, 19:03)

6. The Role of the "Expert": Dr. Dewey Richard Evans

• Dr. Dewey Richard Evans, a consultant pediatrician, appears as the prosecution’s anchoring expert—despite having no direct experience with the babies or hospital in question.
• His central message: no accidents, only intentional harm—emphasized through certainty and authority.
  • Key quote on air embolism:

    "There’s only one really. The air would have gone through an intravenous line. And that can only occur in two ways, accidentally or on purpose…There’s no way air could have got into Baby A by accident."
    (Dr. Evans, 24:44)

  • On skin rash as evidence, based on Dr. Xu Lee’s paper:

    "That is remarkable. It’s very unusual. It shouldn’t be pink, you know. Or if it’s pink, why has the baby collapsed? It doesn’t make sense. Their interpretation is absolutely correct." (Dr. Evans, 27:40)

  • On Baby E’s cause of death:

    "There is no evidence at all that this was a natural phenomenon. It is not something I have ever seen in my decades of neonatology and hands on clinical practice."
    (Dr. Evans, 28:33)

7. Testimony Beyond the Charts: Humanizing the Narrative

• Doctors’ and Parents’ Testimony:
  The Crown underscores moments perceived as suspicious (e.g., Dr. Ravi Jayram’s account of Letby ‘doing nothing’ as a baby’s stats dropped), and parents' testimony of Letby “hovering” near dying babies, giving the prosecution’s medical narrative emotional gravity.
  • Parent’s account:

    "She was sort of hovering around my baby, but not doing much…She just stuck around and was sort of just watching…" (Parent of Baby D, 32:50 approx.)

• Knox points out: These moments do not prove mechanism or intent but lend human weight, making the story feel more “real” for jurors.

8. The Imbalance: The Problem of One-Sided Expertise

• The prosecution called seven outside medical experts; the defense, not a single one. Only a hospital plumber testified for the defense.

  • Expert Commentator:

    "So there was layer upon layer of, gosh, how can she possibly be innocent? Amongst all this, seven experts appeared for the prosecution, none appeared for the defence…fourteen medical experts who said she was guilty…You got 14 experts up here, zero speaking up for her."
    (Medical Expert Commentator, 35:01)

  Amanda observes that in complex cases, juries may be compelled by numbers, equating expert consensus with certainty, especially when the science is dense or technical.

9. The “Conspicuous Absence”: No Eyewitnesses

• Both prosecution and defense acknowledged:

  "No one ever testified to seeing Lucy Letby harm a baby. No eyewitnesses, no moment where someone could say, I saw her do this."
  (Amanda Knox, 34:51)

Notable Quotes & Memorable Moments

• On the burden of interpretation:

  "Watching interrogation videos is not fun for me." — Amanda Knox (01:11)

• On trust in authority:

  "She seemed like someone who really did trust authority…if they think I did something wrong, maybe I…" — Rachel Aviv (04:21)

• On certainty and expert authority:

  "There’s no way air could have got into Baby A by accident." — Dr. Dewey Richard Evans (24:57)

• On jury dynamics:

  "So, purely on the numbers…You got 14 experts up here, zero speaking up for her." — Medical Expert Commentator (35:01)

Important Timestamps and Segments

• 01:11–04:21: Amanda Knox and Rachel Aviv discuss interrogation psychology and parallels to Knox's own experience.
• 07:25–10:17: Kim Pilling describes the court setting and atmosphere at the start of the trial.
• 11:39–13:07: Prosecutor Nick Johnson’s opening statement—introducing the Post-it note.
• 14:55: Kim Pilling reflects on the impact of the Post-it notes as evidence.
• 18:47–20:04: Sarah Knapton on the diversity of alleged methods of harm.
• 21:24–28:44: Dr. Evans’s testimony, his role, and how his expertise undergirded the medical narrative.
• 32:50 approx.: Parents’ emotional testimony.
• 34:51: Amanda Knox highlights the absence of eyewitness evidence.
• 35:01: Segment summarizing the numerical imbalance between prosecution and defense experts.

Tone & Language

The episode is measured, empathetic, and thoughtful, consistently raising doubts and examining the weight of storytelling and perception in serious criminal trials. Amanda Knox’s narration is personal, reflective, and at times haunting—underscoring the profound human stakes and dangers of presuming certainty.

Summary Flow

• Reflective introduction into the parallels of Amanda’s own interrogation and Letby’s.
• Deep dive into the day the trial began and the courtroom’s charged landscape.
• The prosecution’s strategy: a meticulously constructed narrative, anchored by physical evidence (the Post-it note) and expert authority.
• Layered medical testimony, with Dr. Evans as the unifying voice, dismissing natural explanations for the deaths.
• Testimonies from parents and doctors serve to emotionally validate the constructed narrative.
• Highlight of the stark imbalance in expert testimony between sides, and concerns over the jury’s default to perceived authority.
• Recurrent reminder: there was no direct evidence of Letby’s guilt—only interpretations and expert opinions.
• Setting up future episodes to probe these imbalances and the nature of doubt in justice.

For Listeners

This episode invites critical reflection on how high-profile prosecutions build stories that become almost irrefutable in the public mind, especially when balanced against a silent or absent defense. It raises the specter not just of whether Lucy Letby is guilty, but if the process itself left room for doubt.