Doctor Callistratus

Donald Wolfit

Acting

Dr. John Pierre

Vincent Ball

Acting

Madeleine Duval

Barbara Shelley

Acting

Carl

Victor Maddern

Acting

Kurt Urach

William Devlin

Acting

Chief Guard Wetzler

Andrew Faulds

Acting

Chief Justice

John Le Mesurier

Acting

Monsieur Auron

Bryan Coleman

Acting

Drunken Doctor

Cameron Hall

Acting

First Guard

George Murcell

Acting

Second Guard

Julian Strange

Acting

Third Guard

Bruce Wightman

Acting

Housekeeper

Barbara Burke

Acting

Tall Sneak Thief

Bernard Bresslaw

Acting

Small Sneak Thief

Hal Osmond

Acting

Executioner

Milton Reid

Acting

Woman

Patricia Phoenix

Acting

Man in Court (uncredited)

Jack Carter

Acting