Discover
Ingrid Bergman
Dr. Constance Petersen
Gregory Peck
John Ballantine
Leo G. Carroll
Dr. Murchison
Michael Chekhov
Dr. Alexander Brulov
John Emery
Dr. Fleurot
Steven Geray
Dr. Graff
Paul Harvey
Dr. Hanish
Erskine Sanford
Dr. Galt (uncredited)
Norman Lloyd
Mr. Garmes
Donald Curtis
Harry
Rhonda Fleming
Mary Carmichael
Bill Goodwin
House detective
Art Baker
Det. Lt. Cooley
Regis Toomey
Det. Sgt. Gillespie
Wallace Ford
Hotel masher
Jean Acker
Matron (uncredited)
Irving Bacon
Railway Gateman (uncredited)
Richard Bartell
Ticket Taker (uncredited)
Harry Brown
Gateman (uncredited)
Joel Davis
John Ballantine as a Boy (uncredited)
Jacqueline deWit
Nurse (uncredited)
Edward Fielding
Dr. Anthony Edwardes (uncredited)
Alfred Hitchcock
Man Leaving Elevator (uncredited)
Teddy Infuhr
John Ballantine's Brother (uncredited)
Victor Kilian
Sheriff (uncredited)
George Meader
Hallett - Railroad Clerk (uncredited)
Matt Moore
Policeman at Train Station (uncredited)
Constance Purdy
Dr. Brulov's Housekeeper (uncredited)
Addison Richards
Police Captain (uncredited)
Janet Scott
Norma Cramer (uncredited)
Clarence Straight
Secretary at Police Station (uncredited)
Dave Willock
Bellboy (uncredited)
Art
James Basevi
Art Direction
John Ewing
Assistant Art Director
Emile Kuri
Interior Designer
Salvador Dalí
Art Direction
Camera
George Barnes
Director of Photography
Directing
Alfred Hitchcock
Director
Charles Barton
Second Unit Director
Lowell J. Farrell
Assistant Director
Art
James Basevi
Art Direction
John Ewing
Assistant Art Director
Emile Kuri
Interior Designer
Salvador Dalí
Art Direction
Camera
George Barnes
Director of Photography
Directing
Alfred Hitchcock
Director
Charles Barton
Second Unit Director
Lowell J. Farrell
Assistant Director