 | J. Carrol Naish als Noel |
 | Shepperd Strudwick als Dr. Larry Forbes |
 | Lynne Roberts als Madelon Renault |
 | George Zucco als Dr. Robert Renault |
 | Bert Roach als Inn Proprietor |
 | Eugene Borden als Coroner |
 | Jack Norton als Mr. Austin |
 | Arthur Shields als Inspector Duval (uncredited) |
 | Mike Mazurki als Rogell (uncredited) |
 | Charles La Torre als Marcel Perron (uncredited) |
| Robert F. Metzler | Screenplay |
| Virgil Miller | Director of Photography |
| Harry Lachman | Director |
| William Bruckner | Screenplay |
| Sol M. Wurtzel | Executive Producer |
| Emil Newman | Original Music Composer |
| David Raksin | Original Music Composer |
| Fred Allen | Editor |
| Richard Day | Art Direction |
| Nathan H. Juran | Art Direction |
| Thomas Little | Set Decoration |
| Eugene Grossman | Sound |
| Harry M. Leonard | Sound |
| Ray Corrigan | Stunts |
