The Devil's Mate

Peggy Shannon

Nancy Weaver

Preston Foster

Insp. O'Brien

Ray Walker

Natural

Hobart Cavanaugh

Parkhurst

Barbara Barondess

Gwen

Paul Porcasi

Nick

Harold Waldridge

Joe

Jason Robards Sr.

Clinton

Bryant Washburn

District Attorney

Harry Holman

McGee

George 'Gabby' Hayes

Collins

James Durkin

Warden

Gordon De Main

Butler

Paul Fix

Maloney

Sam Flint

Prison Doctor

Henry Otho

Witness