Directed by
| Terry O. Morse | ... | (as Terry Morse) |
Writing Credits
| Pierre Gendron | ... | (screen play by) |
| Bernadine Angus | ... | (play) |
Cast (in credits order) verified as complete
| George Zucco | ... | Leo Grainer | |
| Lionel Atwill | ... | Alec Ritchfield | |
| Jerome Cowan | ... | Kavanaugh | |
 |
Sharon Douglas | ... | Gail |
| Veda Ann Borg | ... | Sylvia | |
| John Whitney | ... | Jeff | |
| Jacqueline deWit | ... | Emiline Bronson (as Jacqueline DeWit) | |
| Ian Keith | ... | Dr. Lake | |
| George Lloyd | ... | Allerton - Butler | |
Produced by
| Leon Fromkess | ... | producer (uncredited) |
| Terry O. Morse | ... | associate producer (as Terry Morse) |
Music by
| Karl Hajos | ... | (music by) |
Cinematography by
| Ira H. Morgan | ... | director of photography (as Ira Morgan) |
Editing by
| George McGuire | ... | film editor |
Art Direction by
| Paul Palmentola | ||
Set Decoration by
| Harry Reif | ||
Second Unit Director or Assistant Director
| William A. Calihan Jr. | ... | assistant director (as Wm. A. Calihan Jr.) |
Art Department
| Charles Stevens | ... | master of properties |
Sound Department
| William R. Fox | ... | sound engineer (as Bill Fox) |
Stunts
| Eddie Parker | ... | stunts (uncredited) |
Camera and Electrical Department
| Ralph Ash | ... | second camera operator (uncredited) |
Costume and Wardrobe Department
| Larry Judge | ... | wardrobe: men |
| Jean Sharpless | ... | wardrobe: women |
Music Department
| Karl Hajos | ... | orchestrator (uncredited) |
