William Holden

Al Walker

Nina Foch

Betty

Lee J. Cobb

Dr. Andrew Collins

Adele Jergens

Laura Stevens

Stephen Dunne

Owen Talbot

Lois Maxwell

Ruth Collins

Berry Kroeger

Mike

Steven Geray

Prof. Fred Linder

Robert Osterloh

Pete

Kathryn Card

Nora

Charles Cane

Sheriff (uncredited)

Ellen Corby

Agnes (uncredited)

Lester Dorr

First Man in Police Line-Up (uncredited)

Edward Earle

McCoy (uncredited)

Jack Gordon

Tough Man in Line-up (uncredited)

Sam Harris

Old Man on Bus (uncredited)

Harry Harvey Jr.

John Larrapoe (uncredited)

Robert Hyatt

Bobby Collins (uncredited)

Selmer Jackson

Warden Benson (uncredited)

Paul Kruger

Policeman in Hallway at Headquarters (uncredited)

Jimmy Lloyd

Herb Fuller (uncredited)

John McKee

Policeman Departing HQ (uncredited)

Edwin Mills

Young Prisoner (uncredited)

Cosmo Sardo

Card Player at Bar (uncredited)

Charles Sherlock

Man in Hallway at Police Headquarters (uncredited)

Hermine Sterler

Mrs. Linder (uncredited)

Bert Stevens

State Trooper (uncredited)

Brick Sullivan

Policeman Departing HQ (uncredited)

Phil Tully

Bill - State Policeman at Roadblock (uncredited)

Chalky Williams

Policeman Departing HQ (uncredited)

Robert B. Williams

Williams (uncredited)