Directed by
| Joseph Henabery | ||
Writing Credits
| S.S. Van Dine | ... | (novel) |
| Burnet Hershey | ... | (adaptation) |
| Burnet Hershey | ... | (dialogue) |
Cast (in credits order) verified as complete
| Donald Meek | ... | Dr. Crabtree | |
| John Hamilton | ... | Inspector Carr | |
| Joanna Roos | ... | Amy Beck | |
| Harry Mestayer | ... | Grandfather Beck | |
| Paul Guilfoyle | ... | Paul Beck | |
| Lee Tong Foo | ... | Wang Yun (as Lee Tung Foo) | |
| Rest of cast listed alphabetically: | |||
| Maurice Cass | ... | Dr. David Turet (uncredited) | |
 |
Richard Wang | ... | Kong - Houseboy (uncredited) |
Cinematography by
| Edwin B. DuPar | ... | (as E.B. Du Par) (photographed by) |
