"A friendly, successful suburban teacher and father grows dangerously addicted to cortisone, resulting in his transformation into a household despot."
James Mason
as Ed Avery
Barbara Rush
as Lou Avery
Walter Matthau
as Wally Gibbs
Robert F. Simon
as Dr. Norton
Christopher Olsen
as Richie Avery
Roland Winters
as Dr. Ruric
Rusty Lane
as Bob LaPorte
Rachel Stephens
as Nurse
Kipp Hamilton
as Pat Wade
Betty Caulfield
as Mrs. LaPorte (uncredited)
Virginia Carroll
as Mrs. Jones (uncredited)
Renny McEvoy
as Mr. Jones (uncredited)
Billy Jones
as Mr. Byron (uncredited)
Dee Aaker
as Joe (uncredited)
Jerry Mathers
as Freddie (uncredited)
Portland Mason
as Nancy (uncredited)
Natalie Masters
as Mrs. Tyndall (uncredited)
Richard Collier
as Milkman (uncredited)
Lewis Charles
as Mr. McLennan (uncredited)
Gus Schilling
as Druggist (uncredited)
Alex Frazer
as Clergyman (uncredited)
Mary McAdoo
as Mrs. Edwards (uncredited)
Mary Carver
as Saleslady (uncredited)
Eugenia Paul
Gladys Richards
as Lab Nurse (uncredited)
David Bedell
as X-Ray Doctor (uncredited)
Joseph Mell
as Dispatcher (uncredited)
George Chester
as Janitor (uncredited)
Nicholas Ray
Director
Producer
Cyril Hume
Screenplay
Richard Maibaum
Joseph MacDonald
Director of Photography
Story
Louis R. Loeffler
Editor
Berton Roueché
Short Story
David Raksin
Original Music Composer
Lyle R. Wheeler
Art Direction
Jack Martin Smith
Walter M. Scott
Set Decoration
Stuart A. Reiss
Ray Kellogg
Special Effects
Eli Dunn
Assistant Director
Harry M. Leonard
Sound
W.D. Flick
Leonard Doss
Other
Ray Bomba
Sound Editor
Ralph Hickey
Additional Writing
Gavin Lambert
Clifford Odets
Mary Wills
Costume Design
Ben Nye
Makeup Artist
Helen Turpin
Hairstylist
Charles LeMaire
Wardrobe Designer
Lionel Newman
Conductor
Edward B. Powell
Orchestrator