Cast
- John Ireland as Investigator John Williams
- Richard Denning as Chief Investigator Paul Reagan
- Suzanne Dalbert as Margo Wayne
- Robert Foulk as Cmdr. Jackson
- Mike Connors as Lt. Magrew
- Richard Avonde as Buzz Olin
- William Bryant as FBI Agent in Montage
- Cicely Browne as Blonde Woman
- Tommy Farrell as Agent Reynolds
- Joseph Mell as Box of Taffy Man at Penn Station
Crew
- Fred F. Sears · Director
- Harry Essex · Writer
- Ivan Tors · Writer
- Sam Katzman · Producer
- Lester White · Cinematographer
- William A. Lyon · Editor