Podcast Summary: The Great Detectives of Old Time Radio

Episode: Counterspy: Explosive Dog (A0074)
Date: March 28, 2026
Host: Adam Graham
Original Air Date of Drama: July 25, 1945

Episode Overview

This episode features a broadcast of the classic radio mystery "Counterspy: Explosive Dog," part of the long-running Counterspy series. The central mystery revolves around a plot by enemy agents to destroy a government research laboratory by using a dog as an unwitting bomb carrier. After the audio drama, host Adam Graham provides insightful commentary, breaking down both the historical plausibility and the narrative mechanics of the episode, and responds to listener feedback about previous episodes.

Key Discussion Points & Insights

1. The Enemy Plot: Espionage Against U.S. Research (02:28–15:08)

• Enemy agents (Charles Pierce, Dora Lester, Mr. Burley) meet and discuss a daring plan to infiltrate a heavily guarded government laboratory in Baltimore.
• The laboratory houses insect specimens vital for developing anti-disease sprays, with each bug potentially worth thousands for the war effort.
• Mr. Burley explains:
  “They have bugs in there worth as much as $5,000 each.” (06:53)
• The plan leverages the only accessible point—the scientific library adjacent to the lab, guarded by Connors, a dog-loving security guard.

2. Social Engineering: Gaining the Guard’s Confidence (09:05–15:08)

• Charles befriends Connors by exploiting his affinity for dogs, eventually bringing a sick, blanket-wrapped Belgian shepherd into the library.
• The blanket is the guard’s own suggestion, unwittingly enabling the enemy plot.
• Mr. Burley reveals the plan to Pierce:

  “We’ll sew the explosive and the time watch right into the underside of the dog’s blanket. ... The guard ... will never think to feel under the dog’s heavy blanket. Because he himself suggested the blanket.” (13:41)

3. Botched Sabotage: The Accidental Explosion (17:10–19:06)

• On execution day, a mishap (a fight between the bomb-carrying dog and a police dog) leads to a premature detonation, killing both handlers and a taxi driver, and failing to damage the laboratory.
• Emergency response initiated; Harding, the lead Counterspy, is assigned to investigate.

4. Investigation & Deduction (19:10–26:31)

• Harding pieces together the plot from the explosion site evidence, the dog’s purchase, and the absence of a second dog.
• The agents interrogate Mr. Burley and Dora and insist on seeing the grave of the supposedly “natural death” dog.
• Initially, they find a buried dog, seemingly exonerating Burley.

5. Resolution: The Villain’s Downfall (28:14–30:05)

• Returning to the apartment, Harding tricks Burley into exposing the truth. Harding had uncovered that Burley substituted another dog’s corpse, having stolen and killed a dog after the first exploded.
• Harding:

  "What I’d like to do, Burley, is throw you to a whole kennel of dogs. ... But instead, you’re going to go to the electric chair." (29:51)

• Both Mr. Burley and Dora are placed under arrest for espionage and murder.

6. Host Adam Graham’s Commentary & Analysis (32:38–38:07)

• Adam explores the plausibility of the plot and the weaknesses in the villain’s plan:
  • The narrative stakes are heightened for drama: in reality, such research would be distributed across multiple sites, not one vulnerable lab.
  • The plan relied too heavily on perfect obedience and conditioning of the dog, overlooking practical and emotional complications.
• Points out the effectiveness of social engineering:

  “The plan’s strength was through manipulating the guard and getting him to be their unwitting accomplice...a very good illustration of how that works even in modern security.” (36:43–37:20)

• Praises the show’s narrative for focusing on villains while still allowing the protagonist (David Harding) space to shine through deduction.

7. Listener Feedback Segment (38:07–40:37)

• Comments on previous episodes are shared, including technical corrections (e.g., about submarines running on gasoline vs. diesel).
• Adam values historical accuracy but notes dramatic choices are sometimes geared towards audience relatability.

Notable Quotes & Memorable Moments

• "They have bugs in there worth as much as $5,000 each."
  — Mr. Burley describes the importance of the laboratory’s contents. (06:53)

• "We'll sew the explosive and the time watch right into the underside of the dog's blanket."
  — Mr. Burley outlines the sabotage plan. (13:41)

• "You tie the dog to the chair...the time watch will set the charge off at exactly 11."
  — The timing detail of the operation. (14:09)

• "The way it's played, the henchman's not emotionally prepared for it..."
  — Adam Graham's critique of the plan's realism. (34:50)

• "The plan’s strength was through manipulating the guard..."
  — Adam Graham explains the social engineering aspect. (36:43)

• "What I'd like to do, Burley, is throw you to a whole kennel of dogs. ... Instead you’re going to go to the electric chair."
  — David Harding’s climactic line, underscoring justice. (29:51)

Timestamps for Important Segments

• 01:05 — Host Adam Graham’s brief intro and transition to drama.
• 02:02 — Start of Counterspy: Explosive Dog.
• 05:57 — Introduction to the government laboratory (“A person could very easily fall to his death...”).
• 09:05 — Plot to exploit the dog-loving guard.
• 13:34 — Sabotage plan revealed: explosive in the dog’s blanket.
• 17:10 — Execution of the plan and resulting accident.
• 19:10 — Emergency response and investigation begins.
• 22:19 — Harding’s interrogation of suspects.
• 26:15 — The "dog’s grave" scene.
• 28:14 — Resolution: The truth uncovered and arrests made.
• 32:38 — Adam Graham's commentary begins.
• 38:07 — Listener feedback and additional insights.

Observations & Takeaways

• The episode is a textbook example of WWII-era radio suspense, combining espionage, sabotage, and counterintelligence.
• The drama highlights how criminal plots often fail due to human error, unforeseen animal behavior, and overconfidence.
• Modern lessons about "social engineering" in security are foreshadowed by the manipulation of the guard.
• Host Adam Graham’s commentary increases appreciation for the historical context and illuminates both narrative execution and real-world parallels.
• Listener engagement is strong, with feedback demonstrating an active and knowledgeable audience.

Summary Conclusion

"Explosive Dog" is a standout episode blending outlandish espionage, tension, and a surprisingly modern lesson in social engineering. Adam Graham’s post-show analysis bridges mid-century fiction and contemporary security practice, fostering both nostalgic enjoyment and critical appreciation of old-time radio mysteries.