| Person | Type | Job | Role(s) |
|---|---|---|---|
 Charles Van Enger | Crew | Camera | Director of Photography |
 Curt Siodmak | Crew | Writing | Screenplay, Director |
George Van Marter | Crew | Art | Production Design, Associate Producer, Art Direction |
Harry Redmond Jr. | Crew | Crew | Special Effects |
 Herbert L. Strock | Crew | Directing | Director, Supervising Editor |
Howard Fogetti | Crew | Sound | Sound |
Ivan Tors | Crew | Writing | Screenplay, Producer |
Maxwell O. Henry | Crew | Directing | Second Unit Director |
Victor A. Gangelin | Crew | Art | Set Decoration |
 Paul Beaver | Crew | Sound | Original Music Composer |
Richard Dixon | Crew | Directing | Assistant Director |
Blaine Sanford | Crew | Sound | Original Music Composer |
Jack R. Glass | Crew | Visual Effects | Visual Effects |
Bill Naylor | Crew | Sound | Sound Effects |
 Byron Foulger | Cast | Actor | Mr. Simon |
Charles Williams | Cast | Actor | Cabbie |
Douglas Evans | Cast | Actor | Pilot |
 Frank Gerstle | Cast | Actor | Col. Willis |
Harry Ellerbe | Cast | Actor | Dr. Allard |
 Jarma Lewis | Cast | Actress | Stewardess |
 Jean Byron | Cast | Actress | Connie Stewart |
John Dodsworth | Cast | Actor | Dr. Carthwright |
 John Zaremba | Cast | Actor | Chief Watson |
 Kathleen Freeman | Cast | Actress | Nelly |
 King Donovan | Cast | Actor | Dr. Dan Forbes |
 Lee Phelps | Cast | Actor | City Engineer |
 Leo Britt | Cast | Actor | Dr. Benton |
 Leonard Mudie | Cast | Actor | Howard Denker |
 Michael Fox | Cast | Actor | Dr. Serny |
 Michael Granger | Cast | Actor | Kenneth Smith |
 Richard Carlson | Cast | Actor | Dr. Jeffrey Stewart |
 Roy Engel | Cast | Actor | Gen. Behan |
 Strother Martin | Cast | Actor | Co-Pilot |
 William Benedict | Cast | Actor | Albert |
Juney Ellis | Cast | Actress | Spinster |
John Vosper | Cast | Actor | Capt. Dyer |
Watson Downs | Cast | Mayor | |
Elizabeth Root | Cast | Actress | Joy |
| Person | Type | Job | Role(s) |
