| Robert Young | Michael Morgan | 
    
    
      | Florence Rice | Judy Barclay | 
    
    
      | Frank Craven | Dad Morgan | 
    
    
      | Henry Hull | Dave Duvallo | 
    
    
      | Lee Bowman | La Claire | 
    
    
      | Cliff Clark | Inspector Marty Gavigan | 
    
    
      | Astrid Allwyn | Mrs. Zelma La Claire | 
    
    
      | Walter Kingsford | Colonel Watrous | 
    
    
      | Frederick Worlock | Dr. Cesar Sabbatt | 
    
    
      | Gloria Holden | Madame Rapport | 
    
    
      | William Demarest | Quinn | 
    
    
      | Harold Minjir | Tauro | 
    
    
      | Eddie Acuff | Second Taxi Driver | 
    
    
      | William Bailey | Spectator in Theatre Box | 
    
    
      | Margaret Bert | Mary W. Hotchkinson | 
    
    
      | Truman Bradley | Nightclub Master of Ceremonies | 
    
    
      | Ralph Brooks | Nightclub Patron | 
    
    
      | Chester Clute | Waiter with Sugar | 
    
    
      | John Davidson | Weird Voice (voice) | 
    
    
      | John Webb Dillion | Magic Show Audience Volunteer | 
    
    
      | Edward Earle | Ace of Spades Man | 
    
    
      | Herbert Evans | Nightclub Patron | 
    
    
      | Jack W. Johnston | Magic Show Audience Volunteer | 
    
    
      | Suzanne Kaaren | Magician's Assistant in Demo | 
    
    
      | Armand Kaliz | François | 
    
    
      | Edward Kilroy | First Attendant | 
    
    
      | Charles Lane | Fleetwood Apartments Desk Clerk | 
    
    
      | Richard Loo | Chinese Soldier in Demo | 
    
    
      | Frances MacInerney | Magician's Assistant in Magic Show | 
    
    
      | Alphonse Martell | Nightclub Headwaiter | 
    
    
      | Frank McLure | Magic Show Audience Volunteer | 
    
    
      | Claire McDowell | Jack of Diamonds Woman | 
    
    
      | Matt McHugh | 'All Over Town' Bus Driver | 
    
    
      | Harold Miller | Nightclub Patron | 
    
    
      | Roger Moore | Magic Show Audience Volunteer | 
    
    
      | James C. Morton | Blackie the Electrician | 
    
    
      | Richard Neill | Magic Show Audience Volunteer | 
    
    
      | Field Norton | Mr. Hotchkinson | 
    
    
      | Manuel París | Sinister Man in Theatre Box | 
    
    
      | John Picorri | Colonel in Demo | 
    
    
      | Cyril Ring | Numbers' Man | 
    
    
      | Larry Steers | Nightclub Patron | 
    
    
      | Bert Stevens | Magic Show Audience Volunteer | 
    
    
      | Amelia Stone | Minor Role | 
    
    
      | Paul Sutton | Army Captain Robert Z. Storm | 
    
    
      | William Tannen | Spectator in Theatre Box | 
    
    
      | Phillip Terry | Magic Show Master of Ceremonies | 
    
    
      | Harry Tyler | First Taxi Driver | 
    
    
      | Monte Vandergrift | Police Officer Bergin | 
    
    
      | Harry J. Vejar | Citizen Who Speaks No English | 
    
    
      | E. Alyn Warren | Dr. Hendricks - the Coroner |