William Holden as Al Walker

Nina Foch as Betty

Lee J. Cobb as Dr. Andrew Collins

Adele Jergens as Laura Stevens

Stephen Dunne as Owen Talbot

Lois Maxwell as Ruth Collins

Berry Kroeger as Mike

Steven Geray as Prof. Fred Linder

Wilton Graff as Frank Stevens

Robert Osterloh as Pete

Kathryn Card as Nora

Charles Cane as Sheriff (uncredited)

Bill Cartledge as Arrested Man Leaving Wagon (uncredited)

Tom Coleman as Detective (uncredited)

G. Pat Collins as Al's Father (uncredited)

Ellen Corby as Agnes (uncredited)

Lester Dorr as First Man in Police Line-Up (uncredited)

Edward Earle as McCoy (uncredited)

Charles Ferguson as Detective (uncredited)

Jack Gordon as Tough Man in Line-up (uncredited)

Sam Harris as Old Man on Bus (uncredited)

Harry Harvey Jr. as John Larrapoe (uncredited)

Robert Hyatt as Bobby Collins (uncredited)

Selmer Jackson as Warden Benson (uncredited)

Paul Kruger as Policeman in Hallway at Headquarters (uncredited)

Jimmy Lloyd as Herb Fuller (uncredited)

Merrill McCormick as Bus Passenger (uncredited)

Pat McGeehan as Commentator (voice) (uncredited)

John McKee as Policeman Departing HQ (uncredited)

Edwin Mills as Young Prisoner (uncredited)

Gay Nelson as Starry-Eyed Girl on Bus (uncredited)

Cosmo Sardo as Card Player at Bar (uncredited)

Charles Sherlock as Man in Hallway at Police Headquarters (uncredited)

Hermine Sterler as Mrs. Linder (uncredited)

Bert Stevens as State Trooper (uncredited)

Brick Sullivan as Policeman Departing HQ (uncredited)

Phil Tully as Bill - State Policeman at Roadblock (uncredited)

Chalky Williams as Policeman Departing HQ (uncredited)

Robert B. Williams as Williams (uncredited)