Character Relationship Map: Crack-Up

Characters

• Colonel Gimpy (played by Peter Lorre) — protagonist

  The primary antagonist; secretly Baron Rudolph Maximilian Tagger, a foreign spy ring leader posing as an eccentric aviation enthusiast to steal top-secret aircraft blueprints.

• Ace Martin (played by Brian Donlevy) — protagonist

  A talented but morally conflicted test pilot who is corrupted by a spy ring, ultimately sacrificing himself to save his protégé and secure the bomber plans.

• Ruth Franklin (played by Helen Wood) — supporting

  Joe Randall's fiancée who acts as the moral anchor in the crisis, contacting the War Department and successfully persuading Joe to sabotage Ace's treasonous mission.

• Joe Randall (played by Thomas Beck) — supporting

  A young, idealistic test pilot who is manipulated by his mentor into espionage, but ultimately chooses his moral duty after his fiancée's intervention.

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Joe Randall → Ruth Franklin (Romantic Fiancé) — Their engagement gives Ruth a direct emotional stake in Joe's decisions.

  Ruth Franklin is introduced as Joe Randall's fiancée.

• Ace Martin → Joe Randall (Professional Mentor) — Ace is Joe's experienced pilot and mentor, but abuses that trust.

  Joe is described as Ace's young protégé, and Ace uses Joe to obtain the plans.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Joe Randall → Colonel Gimpy (Narrative Unwitting Associate) — Joe unknowingly becomes involved in Colonel Gimpy's espionage plot.

  Joe is drawn into the spy operation through Ace's manipulation while Colonel Gimpy is secretly directing the theft.

• Colonel Gimpy → Ace Martin (Conflict Manipulator) — Colonel Gimpy exploits Ace's dissatisfaction to draw him into espionage.

  Colonel Gimpy offers Ace money to betray his employer and obtain the secret bomber plans.

Story Analysis

A morally compromised test pilot confronts espionage, betrayal, and sacrifice during a doomed experimental flight.

Plot Progression

1. Aviation and Deception — The Wild Goose is introduced at its christening, where Ace and Joe appear as test pilots. Colonel Gimpy joins the group while secretly seeking the experimental bomber plans.
2. The Stolen Blueprints — Gimpy recruits the dissatisfied Ace and uses money to encourage betrayal. Ace manipulates Joe into obtaining the plans, while a competing spy attempt ends in violence.
3. Flight Into Danger — The Wild Goose begins its maiden flight toward Berlin with Joe and Ace aboard. Gimpy reveals his presence, and a loose gas cap forces Ace onto the wing.
4. A Moral Reversal — The War Department informs Ruth that Joe has been drawn into espionage. Ruth radios the aircraft and persuades Joe to oppose Ace, turning the personal conflict into a struggle over control of the plan...
5. The Sinking Sacrifice — A cockpit struggle blinds Ace, and the aircraft is forced to ditch in the Atlantic. As the cabin floods, Ace shoots Gimpy, gives Joe the life jacket and blueprints, and accepts his own death.