Character Relationship Map: Night Key

Characters

• David Mallory (played by Boris Karloff) — protagonist
• Jim Travers (played by Warren Hull) — supporting
• Joan Mallory (played by Jean Rogers) — supporting
• John Baron aka The Kid (played by Alan Baxter) — supporting
• Steven Ranger (played by Samuel S. Hinds) — supporting
• Petty Louie (played by Hobart Cavanaugh) — supporting
• Carl - gang engineer (played by Frank Reicher) — supporting
• Fingers (played by Ward Bond) — supporting
• Lawyer Kruger (played by Edwin Maxwell) — supporting
• Sam Adams - Company Engineer (uncredited) (played by George Cleveland) — supporting
• Mike Callahan (played by David Oliver) — supporting
• Police Capt. Wallace (uncredited) (played by Charles C. Wilson) — minor
• Policeman (uncredited) (played by Chuck Hamilton) — minor
• Mr. Spinelli (uncredited) (played by George Humbert) — minor
• Mrs. Spinelli (uncredited) (played by Nina Campana) — minor
• Waitress (uncredited) (played by Ruth Fallows) — minor