Cast
Stuart Whitman
Dale Nelson / Arthur
Roddy McDowall
Martin Ashley
Lauren Bacall
Dr. Edwina Beighley
Olive Deering
Mrs. Mellon
Donald Buka
Psychologist
Jonathan Gilmore
A Young Mental Patient
Carol Lynley
Cynthia Lee Albright
Ossie Davis
Capshaw
Paulene Myers
Dr. Walden (as Pauline Myers)
Bert Freed
Frank Josephson
Templeton Fox
Miss Lindsey
Robert J. Wilke
Technician Mike Newton (as Robert Wilke)
Don Marshall
Singer