Directed by
| George Melford | ||
Writing Credits (in alphabetical order)
| Emil Forst | ||
| Imre Földes | ... | (play) (as Emric Foeldes) |
| Paul Kohner | ... | (adaptation) |
| Tom Reed | ... | (titles) |
Cast (in credits order)
| Conrad Veidt | ... | Paul La Roche | |
| Barbara Bedford | ... | Yvonne Fontaine | |
| Ian Keith | ... | Dr. Fontaine | |
| Arthur Edmund Carewe | ... | Lieutenant Destin | |
| Károly Huszár | ... | Prison Doctor (as Charles Puffy) | |
| Corliss Palmer | ... | Sylvia Cabot | |
 |
Edward Reinach | ... | Dr. Renaud |
| Rest of cast listed alphabetically: | |||
|
|
Jean Girardin | ... | Minor Supporting Role (uncredited) |
Produced by
| Paul Kohner | ... | supervising producer (uncredited) |
Cinematography by
| Gilbert Warrenton | ||
Additional Crew
| Carl Laemmle | ... | presenter |
