Crime Drama
A security leak is found at a Southern California atomic plant. The authorities stand in fear that the information leaked would go to a hostile nation. To investigate the case more efficiently, Dan O'Hara, an FBI agent, and Philip Grayson, a Scotland Yard sleuth, join forces. Will they manage to stop the spy ring from achieving their aim?
Directed by
Gordon Douglas
Raymond Burr
Krebs
Frank Ferguson
Carl Bemish
Arthur Tovey
Ray Teal
Police Sergeant
Lowell Gilmore
Dr. William Forrest
Louise Allbritton
Dr. Anastasia 'Toni' Neva
Myron Healey
FBI Agent Thompson
Paul Bryar
Carl Esmond
Dr. Ritter von Stolb
Dennis O'Keefe
Daniel F. O'Hara
Onslow Stevens
Igor Braun
Arthur Space
Mr. North
John Hamilton
G.W. Hunter
Louis Hayward
Philip 'Scotty' Grayson
Keith Richards
FBI Agent Miller
Grandon Rhodes
Adolph Mizner
Gale Storm
Voice on Tape Recorder
Philip Van Zandt
Anton Radchek
Charles Evans
Dr. Homer Allen
Steve Pendleton
Police Detective Gaines
Reed Hadley
Narrator (voice)
Suzanne Ridgway
William Tannen
FBI Chemist
Tamara Shayne
Mrs. Ecko, the Landlady
Lee Phelps
Howard Negley
Feodore
Art Baker
Dr. Frederick Townsend
Marten Lamont
Crane Whitley
Jimmy Lloyd
FBI Agent Alison
Fred Coby
Bert Davidson

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