Harold James 'Hal' Ditmar

James MacArthur

Helen Ditmar

Kim Hunter

Thomas "Tom" Ditmar

James Daly

Police Sgt. Shipley

James Gregory

Grubbs

Whit Bissell

Jerry Doyle

Jeffrey Silver

Confused Boy

Jack Mullaney

Lynn Spears

Tom Pittman

Man in Movie Theatre (uncredited)

Eddie Ryder

Woman in Movie Theatre (uncredited)

Jean Corbett

Detective

Charles Davis

Lotte

Edith Evanson

Peter Kalish (uncredited)

Leon Alton

Boy in Courtroom

Gary Vinson

Mr. Doyle

Byron Foulger

Carhop (uncredited)

Roxanne Arlen

Mrs. Morse (uncredited)

Marian Seldes

Donald Morse (uncredited)

Terry Kelman

Detective (uncredited)

Noble 'Kid' Chissell

Boy (uncredited)

Bill Couch

Doorman at Movie Theatre (uncredited)

Howard Price

Man at Police Station (uncredited)

Oliver Cross

Mrs. Doyle (uncredited)

Betty Hanna

Boy (uncredited)

Whitey Haupt

Man (uncredited)

Sid Kane

Theater Patron (uncredited)

Caryl Lincoln

Boy (uncredited)

Norman Ollestad

Boy (uncredited)

Jimmy Pickford

Theater Patron (uncredited)

Murray Pollack

Theater Patron (uncredited)

Paul Power

Man (uncredited)

Guy Prescott

Boy (uncredited)

Gary Stewart

Lynn Spears' Friend (uncredited)

Barry Truex

Boy (uncredited)

Paul Wallace