James Griffith
Smiley Di Angelo
Lee Van Cleef
Flash Logan
Philip Van Zandt
Jake Freeman
Roy Roberts
District Attorney
Sean McClory
Gunner O'Hara / John O'Hara
Don Haggerty
Prison Guard (uncredited)
Willis Bouchey
Warden Lewis J. Johnson
Frank Gerstle
Dum-Dum Wilson
Peter Mamakos
Charlie Green
Hugh Sanders
Tim Donovan
Ray Middleton
Police Chief Corbett
Jaclynne Greene
Gilda