Cast
Warren Beatty
Harley Rummel
Leslie Caron
Michele O'Brien
Robert Cummings
Dr. Philip Brock
Keenan Wynn
Angelo Carelli
Lionel Stander
Sam
Asa Maynor
Rusty
Cathleen Nesbitt
Mrs. Brock
Michael Bradley
John Thomas
Warren Mitchell
Frank Focus / Panel Moderator
Sydney Tafler
Panel Participant
Michael Kane
Staff Doctor
Mavis Villiers
Rusty's Mother
Margaret Nolan
Mail-Order Film Girl
Viviane Ventura
Mail-Order Film Girl
George Moon
Neighbour
Ferdy Mayne
Vittorio Fettucini
Libby Morris
Clinic Mother
Bessie Love
(1898–1986)
Pet Shop Customer
Jill Adams
Mrs. B.M. von Crispin
Donald Sutherland
Autograph Seeking Father (uncredited)
Jo Anne Worley
Autograph Seeking Mother (uncredited)
Anita Sharp-Bolster
Mrs. Egan (uncredited)
Chuck Julian
Grocery Clerk (uncredited)
Michael Chaplin
Heathcliff – Beatnik (uncredited)
Directing
Arthur Hiller
Director
Ted Sturgis
Assistant Director
Angela Allen
Script Supervisor
Writing
William Peter Blatty
Screenplay
Arne Sultan
Original Story
Marvin Worth
Original Story
Art
Wilfred Shingleton
Production Design
David Ffolkes
Set Decoration
Maurice Binder
Title Designer
Camera
Douglas Slocombe
Director of Photography
Bert Mason
Camera Operator
Chic Waterson
Camera Operator
Robin Vidgeon
Focus Puller
Crew
Lionel Blair
Choreographer
Production
Stanley Rubin
Producer
Maude Spector
Casting
Costume & Make-Up
Beatrice Dawson
Costume Design
Bob Lawrance
Makeup Artist
Charles E. Parker
Makeup Artist
Jean Fairlie
Wardrobe Supervisor
Editing
John Shirley
Editor
Sound
Lyn Murray
Original Music Composer
John Cox
Sound
Christopher Lancaster
Sound Editor
George Stephenson
Sound