| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ben Lane | Crew | Costume & Make-Up | Makeup Supervisor |
Burnett Guffey | Crew | Camera | Director of Photography |
Cary Odell | Crew | Art | Art Direction |
Charles J. Rice | Crew | Sound | Sound Supervisor |
Darrell Silvera | Crew | Art | Set Decoration |
Dona Holloway | Crew | Production | Associate Producer |
Edwin H. Bryant | Crew | Editing | Editor |
 Hugo Friedhofer | Crew | Sound | Original Music Composer, Conductor |
Lambert E. Day | Crew | Sound | Sound |
Robb White | Crew | Writing | Writer |
Wayne Fitzgerald | Crew | Art | Title Designer |
 William Castle | Crew | Directing | Director, Producer |
Al Shenberg | Crew | Directing | Assistant Director |
Arnold L. Rich | Crew | Camera | Assistant Camera |
 Harry 'Snub' Pollard | Cast | Actor | Eddie, Bellhop (Uncredited) |
 Alan Bunce | Cast | Actor | Dr. Jonas |
 Eugenie Leontovich | Cast | Actress | Helga Swenson |
 Gilbert Green | Cast | Actor | Lt. Miller |
 Glenn Corbett | Cast | Actor | Karl Anderson |
 Hope Summers | Cast | Actress | Martha Adrims (Uncredited) |
 James Westerfield | Cast | Actor | Alfred S. Adrims |
 Joan Marshall | Cast | Actress | Emily |
 Joseph Forte | Cast | Actor | Second Hotel Clerk (Uncredited) |
 Patricia Breslin | Cast | Actress | Miriam Webster |
 Ralph Moody | Cast | Actor | First Hotel Clerk (Uncredited) |
 Richard Rust | Cast | Actor | Jim Nesbitt |
William Castle | Cast | Actor | Self, Prologue Host (Uncredited) |
 Wolfe Barzell | Cast | Actor | Olie (Uncredited) |
Teri Foster Brooks | Cast | Actress | Mrs. Forest (Uncredited) |
| Person | Type | Job | Role(s) |
