Prof. Andrew 'Andy' Patterson
Glenn Ford
Vivian Masters Patterson
Rosemary Forsyth
Agent Shepard
Dabney Coleman
Weber
Scott Graham
Police Detective
James McEachin
Dr. Louis Bauier (uncredited)
Robert Clarke
Betty Fielder (uncredited)
Lisabeth Hush
DA Avery Hazelton (uncredited)
Mark Roberts
Chad Harmon
Dean Jagger
Harry Masters
Maurice Evans
Mike Patterson
Will Geer
Dr. Konstantin Horvathy
Eduard Franz
Bart Harris
William Conrad
Phillip Dunning
Robert Pine
Dr. Jerry Fielder
William Smithers
Thaddeus Burns
Logan Field
Original Music Composer
Jerry Goldsmith
Assistant Director
Kurt Neumann
Director
Paul Wendkos
Writer
David Karp
Producer
Art Direction
William Craig Smith
Costume Design
Richard Egan
Makeup Artist
Lou LaCava
Set Decoration
Ray Molyneaux
Constance Edney
Music Supervisor
Morton Stevens
Casting
Hoyt Bowers
Executive Producer
Hugh Benson
Editor
Carroll Sax
Director of Photography
Robert B. Hauser
Hairstylist
Gale McGarry
Unit Production Manager
Michael S. Glick
Sound Mixer
Jerry Kosloff
Production Manager
Edward O. Denault