 |
Lloyd Nolan as Michael Shayne |
 |
Marjorie Weaver as Catherine Wolff |
 |
Helene Reynolds as Anna Wolff |
 |
Henry Wilcoxon as Dr. Haggard |
 |
Richard Derr as Roger Blake |
 |
Paul Harvey as Dudley Wolff |
 |
Billy Bevan as Phillips |
 |
Olin Howland as Jonathan Meek |
 |
Robert Emmett Keane as Alfred Dunning |
 |
LeRoy Mason as Zorah Bey |
 |
Jeff Corey as Tim Larsen |
 |
Francis Ford as Caretaker |
 |
Harry Carter as Call Boy (Uncredited) |
 |
Mary Field as Maid (Uncredited) |
|
Charles Irwin as Gus / The Great Merlini (Uncredited) |
 |
Ruth Warren as Peggy (Uncredited) |
| Art | Richard Day | Art Direction |
| Sound | Emil Newman | Music Director |
| Editing | Fred Allen | Editor |
| Sound | Harry M. Leonard | Sound |
| Art | Lewis H. Creber | Art Direction |
| Sound | Joseph E. Aiken | Sound |
| Art | Thomas Little | Set Decoration |
| Costume & Make-Up | Herschel McCoy | Costume Design |
| Sound | Charles Bradshaw | Orchestrator |
| Crew | Frank L. James | Technical Advisor |
| Writing | Brett Halliday | Characters |
| Production | Sol M. Wurtzel | Executive Producer |
| Sound | David Raksin | Original Music Composer |
| Camera | Joseph MacDonald | Director of Photography |
| Directing | Herbert I. Leeds | Director |
| Writing | Arnaud d'Usseau | Screenplay |
| Writing | Clayton Rawson | Novel |
