Peter Sellers

Dodger Lane

Wilfrid Hyde-White

Soapy Stevens

Maurice Denham

Governor Horatio Bennett

Irene Handl

Mrs. Price

David Lodge

Jelly Knight

Lionel Jeffries

Chief Prison Officer Sidney Crout

Liz Fraser

Ethel

Bernard Cribbins

Lennie Price

Beryl Reid

Miss Pringle

Walter Hudd

Reverend Patterson

George Woodbridge

Chief Prison Officer Jenkins

John Glyn-Jones

Lawyer

Cyril Chamberlain

Day Gate Warder

Noel Hood

Miss Prescott

Wallas Eaton

Night Gate Warder