Denis Sanders Director Stuart Whitman Dale Nelson, Arthur Actor Carol Lynley Cynthia Lee Albright Actor Roddy McDowall Martin Ashley Actor Lauren Bacall Dr. Edwina Beighley Actor Olive Deering Mrs. Mellon Actor Ossie Davis Capshaw Actor Donald Buka Psychologist Actor Paulene Myers Dr. Walden Actor Evadne Baker Intern Actor Robert J. Wilke Mike Newton Actor Bert Freed Frank Josephson Actor Judith DeHart Matron Actor Sydney Boehm Screenwriter Aaron Rosenberg Producer Sam Leavitt Cinematographer Louis R. Loeffler Film Editing Jerry Goldsmith Original Music Hilyard M. Brown Art Director Jack Martin Smith Art Director Paul S. Fox Set Decoration Walter M. Scott Set Decoration Moss Mabry Costume Design