Big House, U.S.A

Lon Chaney Jr.

Leonard M. 'Alamo' Smith

Charles Bronson

Benny Kelly

Felicia Farr

Emily Euridice Evans

Roy Roberts

Chief Ranger Will Erickson

Willis Bouchey

Robertson Lambert

Peter J. Votrian

Danny Lambert

Robert Bray

Ranger McCormick

William Boyett

Ranger at Park Exit (uncredited)

Nelson Leigh

Madden's FBI Supervisor (uncredited)

Gregg Martell

Accomplice on Fishing Boat (uncredited)

Bill McLean

Dipsy (uncredited)

Jan Merlin

Tommy (uncredited)

Joe Ploski

Convict (uncredited)

Stafford Repp

Police Warden Machek (uncredited)

Harry Wilson

Inmate Who Starts Fight (uncredited)