| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alfred Newman | Crew | Sound | Music Director |
 Allan A. Buckhantz | Crew | Crew | Technical Advisor |
 Anthony Jowitt | Crew | Crew | Dialogue Coach |
 Ben Nye | Crew | Costume & Make-Up | Makeup Artist |
Charles LeMaire | Crew | Costume & Make-Up | Costume Design |
Dana Lyon | Crew | Writing | Novel |
Don B. Greenwood | Crew | Art | Property Master |
Edward B. Powell | Crew | Sound | Orchestrator |
Elick Moll | Crew | Writing | Screenplay |
Frank Partos | Crew | Writing | Screenplay |
Fred Sersen | Crew | Visual Effects | Visual Effects |
George Leverett | Crew | Sound | Sound |
Harry M. Leonard | Crew | Sound | Sound |
Horace Hough | Crew | Directing | Assistant Director |
 Lucien Ballard | Crew | Camera | Director of Photography |
 Lyle R. Wheeler | Crew | Art | Art Direction |
Maurice De Packh | Crew | Sound | Orchestrator |
Nick DeMaggio | Crew | Editing | Editor |
Paul S. Fox | Crew | Art | Set Decoration |
 Renié | Crew | Costume & Make-Up | Costume Design |
Richard Murphy | Crew | Crew | Additional Writing |
Robert Bassler | Crew | Production | Producer, Additional Writing |
 Robert Wise | Crew | Directing | Director, Additional Writing |
Sol Kaplan | Crew | Sound | Original Music Composer |
Thomas Little | Crew | Art | Set Decoration |
John DeCuir | Crew | Art | Art Direction |
Bernard Mayers | Crew | Sound | Orchestrator |
 Charles Wagenheim | Cast | Actor | Man At Accident |
 David Clarke | Cast | Actor | Mechanic |
Don Kohler | Cast | Actor | Chemist (uncredited) |
 Fay Baker | Cast | Actress | Margaret |
Glen Walters | Cast | Actress | Bit Role (uncredited) |
 Gordon Gebert | Cast | Actor | Christopher |
 Harry Carter | Cast | Actor | Detective Ellis (uncredited) |
 Henry Rowland | Cast | Actor | Sergeant, Interpreter (uncredited) |
 Herbert Butterfield | Cast | Joseph C. Callahan | |
 Jeffrey Sayre | Cast | Actor | Police Stenographer (uncredited) |
John Burton | Cast | Actor | Mr. Whitmore |
Katherine Meskill | Cast | Actress | Mrs. Whitmore |
Kei Thin Chung | Cast | Kei - Houseboy | |
 Mario Siletti | Cast | Actor | Tony, the Grocer |
 Natasha Lytess | Cast | Actress | Karin Dernakova |
 Richard Basehart | Cast | Actor | Alan Spender |
 Steve Carruthers | Cast | Actor | Restaurant Guest (uncredited) |
 Steven Geray | Cast | Actor | Dr. Burkhardt |
Tamara Schee | Cast | Maria | |
 Valentina Cortese | Cast | Actress | Victoria Kowelska |
 William Lundigan | Cast | Actor | Major Marc Bennett |
 Spencer Chan | Cast | Actor | Chinese Cook (uncredited) |
Roger McGee | Cast | G.I. (uncredited) | |
Sonia Charsky | Cast | Bit Role (uncredited) | |
Leslie K. O'Pace | Cast | U.N.R.A Sergeant (uncredited) | |
Geraldine Jordan | Cast | Minor Role (uncredited) | |
Ashmead Scott | Cast | Actor | Inspector Hardy |
Tom McDonough | Cast | Actor | Farrell |
Mari Young | Cast | Chinese Singer | |
| Person | Type | Job | Role(s) |
