Cast
- Peter Lorre as Colonel Gimpy
- Brian Donlevy as Ace Martin
- Helen Wood as Ruth Franklin
- Ralph Morgan as John R. Fleming
- Thomas Beck as Joe Randall
- Kay Linaker as Mrs. Fleming
- Lester Matthews as Sidney Grant
- Earle Foxe as Operative #30
- J. Carrol Naish as Operative #77
- Gloria Roy as Operative #16
Crew
- Malcolm St. Clair · Director
- Charles Kenyon · Writer
- Sam Mintz · Writer
- John F. Goodrich · Writer
- Barney McGill · Cinematographer
- Fred Allen · Editor