My Son John

Helen Hayes

Lucille Jefferson

Van Heflin

Stedman

Dean Jagger

Dan Jefferson

Robert Walker

John Jefferson

Minor Watson

Dr. Carver

Frank McHugh

Father O'Dowd

Richard Jaeckel

Chuck Jefferson

James Young

Ben Jefferson

Jimmie Dundee

Taxi Driver (uncredited)

Douglas Evans

Government Employee (uncredited)

Nancy Hale

Nurse (uncredited)

Sam Harris

Professor at Graduation Ceremony (uncredited)

Todd Karns

Bedford (uncredited)

Leo McCarey

John Jefferson (voice) (uncredited)

Lee Miller

Policeman at Shooting Scene (uncredited)

David Newell

FBI Agent (uncredited)

Vera Stokes

Secretary (uncredited)

Fred Sweeney

Cleaner (uncredited)

Margaret Wells

Nurse (uncredited)

Edith Head

Costume Design

Hal Pereira

Art Direction

Sam Comer

Set Decoration

Wally Westmore

Makeup Artist

Gene Garvin

Sound Recordist

Gordon Jennings

Visual Effects

Harry Stradling Sr.

Director of Photography

Emile Kuri

Set Decoration

John Lee Mahin

Adaptation

Leo McCarey

Director, Screenplay, Story, Producer

Myles Connolly

Screenplay

Gene Merritt

Sound Recordist

Alvin Ganzer

Assistant Director

Robert Emmett Dolan

Original Music Composer

Marvin Coil

Editor

William Flannery

Art Direction

Farciot Edouart

Visual Effects

Robert Russell Bennett

Orchestrator