Ronnie Barker

Character: Fletcher

Brian Wilde

Character: Mr. Barrowclough

Fulton Mackay

Character: Mr. Mackay

Richard Beckinsale

Character: Godber

Peter Vaughan

Character: Harry Grout

Graham Crowden

Character: Prison Doctor

Sam Kelly

Character: Warren

Christopher Biggins

Character: Lukewarm

Carol Hawkins

Character: Sandra

Elisabeth Day

Character: Nurse

John Cannon

Character: Prisoner (uncredited)

Eden Fox

Character: Prisoner (uncredited)

Eric French

Character: Warder (uncredited)

Charlie Gray

Character: Prisoner (uncredited)

Eric Kent

Character: Prisoner (uncredited)

Ronald Nunnery

Character: Prisoner (uncredited)

Paul Phillips

Character: Prisoner (uncredited)