Character Relationship Map: Espionage Agent

Characters

• Barry Corvall (played by Joel McCrea) — protagonist

  Son of a deceased American diplomat who resigns from the diplomatic service after suspecting his new wife of being an enemy agent. He goes undercover to expose a Nazi espionage ring aiming to sabotage...

• Brenda Ballard (played by Brenda Marshall) — protagonist

  Corvall's newlywed wife. Initially suspected of being a possible enemy agent, she ultimately assists him in exposing the espionage ring and foiling the Nazi spy's plans to destroy American industrial...

• Lowell Warrington (played by Jeffrey Lynn) — supporting
• Mrs. Corvall (played by Nana Bryant) — supporting
• Swiss Gendarme (uncredited) (played by George Davis) — supporting
• Dr. Helm (played by Hans Heinrich von Twardowski) — supporting
• Karl 'Muller' Mullen (played by Martin Kosleck) — supporting

  The primary Nazi spy antagonist plotting to infiltrate vital American industrial centers to sabotage their capabilities before war breaks out. His plans are actively thwarted by Corvall and his wife.

• Instructor (played by Emmett Vogan) — minor
• Secretary of State (played by Edwin Stanley) — minor
• Minor Role (played by Eddie Acuff) — minor
• Geneva Restaurant Patron (played by Enrique Acosta) — minor
• Dr. Anton Rader (played by James Stephenson) — supporting
• Larsch (played by Egon Brecher) — minor
• Mrs. O'Grady (played by Grace Hayle) — minor
• Bruce Corvall (played by Addison Richards) — minor
• Phineas T. O'Grady (played by Granville Bates) — minor
• Decker (played by Lucien Prival) — minor
• Paul Strawn (played by Rudolph Anders) — supporting
• Hamilton Peyton (played by Stanley Ridges) — supporting
• Dudley Garrett (played by George Bancroft) — supporting

Story Analysis

A diplomat's son goes undercover to expose a Nazi sabotage ring while navigating marital trust.

Plot Progression

1. Marriage and Suspicion
2. Covert Journey
3. Infiltration and Betrayal
4. Sabotage and Resolution