Discover
Lew Ayres
Dr. Patrick J. Cory
Nancy Reagan
Janice Cory
Gene Evans
Dr. Frank Schratt
Steve Brodie
Herbie Yocum
Tom Powers
Donovan's Washington Advisor
Lisa Howard
Chloe Donovan
James Anderson
Chief Tuttle
Victor Sutherland
Nathaniel Fuller
Michael Colgan
Tom Donovan
Peter Adams
Mr. Webster
Harlan Warde
Treasury Agent Brooke
Shimen Ruskin
Tailor
John Hamilton
Mr. McNish (uncredited)
Don Brodie
Detective Who Follows Dr. Cory from Hotel (uncredited)
Stapleton Kent
W. J. Higgins (uncredited)
Frank McLure
Man leaving Fuller's Office (uncredited)
William Cottrell
Dr. Crane (uncredited)
Max Wagner
Station Agent (uncredited)
Sam Harris
Man leaving Fuller's Office (uncredited)
Camera
Joseph F. Biroc
Director of Photography
Crew
Harry Redmond Jr.
Special Effects
Editing
Herbert L. Strock
Editor
Production
Tom Gries
Producer
Herbert L. Strock
Production Assistant
Ben Chapman
Production Supervisor
Sound
Eddie Dunstedter
Original Music Composer
Eddie Dunstedter
Conductor
Earl Snyder
Sound Mixer
Bill Naylor
Sound Effects Editor
Camera
Joseph F. Biroc
Director of Photography
Crew
Harry Redmond Jr.
Special Effects
Editing
Herbert L. Strock
Editor
Production
Tom Gries
Producer
Herbert L. Strock
Production Assistant
Ben Chapman
Production Supervisor
Sound
Eddie Dunstedter
Original Music Composer
Eddie Dunstedter
Conductor
Earl Snyder
Sound Mixer
Bill Naylor
Sound Effects Editor