Robin Phillips

Paul Pennyfeather

Michael Elwyn

Alastair Vane-Trumpington

Donald Wolfit

Dr. Augustus Fagan

Leo McKern

Captain Grimes

Geneviève Page

Margot Beste-Chetwynde

Felix Aylmer

Judge

Colin Blakely

Solomon Philbrick

Robert Harris

Prendergast

Griffith Jones

Sir Humphrey Maltravers

Patrick Magee

Maniac

Paul Rogers

Chief Warder

Donald Sinden

The Prison Governor