Cast
- Milburn Stone as Tom Brant
- Jan Wiley as Janet Lowe
- Dennis Moore as Jack Ryan
- Addison Richards as Garret Donahue
- Byron Foulger as Prof. Henderson
- Maris Wrixon as Dorothy Newton
- Sarah Padden as Aggie
- George Lynn as Herman
- Russell Hicks as Chief O'Brien
- Roland Varno as Hoff
Crew
- Lewis D. Collins · Director
- Ray Taylor · Director
- Jack Natteford · Writer
- Dwight V. Babcock · Writer
- Joseph O'Donnell · Writer
- George H. Plympton · Writer
- Morgan Cox · Producer
- Maury Gertsman · Cinematographer
- William A. Sickner · Cinematographer
- Irving Birnbaum · Editor
- Norman A. Cerf · Editor
- Jack Dolan · Editor
- Ace Herman · Editor