Générique complet
La chose à deux têtes
Ray Milland
Maxwell Kirshner
Rosey Grier
Jack Moss
Don Marshall
Fred Williams
Roger Perry
Philip Desmond
Chelsea Brown
Lila
Kathrine Baumann
Patricia
John Dullaghan
Thomas
John Bliss
Donald
Bruce Kimball
Police Lieutenant
Jane Kellem
Miss Mullen
Lee Frost
Sergeant Hacker
Wes Bishop
Dr. Smith
Roger Gentry
Police Sergeant
Britt Nilsson
Nurse
Rick Baker
Gorilla
Phil Hoover
Policeman
Rod Steele
Medical Salesman
Michael Viner
Prison Guard
William Smith
Hysterical Condemned Man (uncredited)
Jerry Butler
Prison Guard (uncredited)
George E. Carey
Mitch (uncredited)
Tommy Cook
Priest (uncredited)
Albert Zugsmith
Cameo (uncredited)
Dick Whittington
TV Newscaster (uncredited)
Ron Gans
Reporter in Tan Coat (uncredited)
Joan Prather
Nurse (uncredited)
Ray Sebastian
Policeman in Car 219 (uncredited)
