On screen
Cast
18 credited performers
Stuart Whitman
Dale Nelson / Arthur
Carol Lynley
Cynthia Lee Albright
Roddy McDowall
Martin Ashley
Lauren Bacall
Dr. Edwina Beighley
Olive Deering
Mrs. Mellon
Ossie Davis
Capshaw
Donald Buka
Psychologist
Paulene Myers
Dr. Walden (as Pauline Myers)
Artwork unavailable
Evadne Baker
Intern
Robert J. Wilke
Technician Mike Newton (as Robert Wilke)
Bert Freed
Frank Josephson
Artwork unavailable
Judith De Hart
Matron
Artwork unavailable
Judson Laire
Harley Manning
Jonathan Gilmore
A Young Mental Patient
Templeton Fox
Miss Lindsey
Artwork unavailable
William Douglas
Paranoid Patient
Artwork unavailable
Merritt Bohn
Jury Foreman
Don Marshall
Singer