Barnacle Bill

Alec Guinness

Captain William Horatio Ambrose

Harry Locke

Reporter

Frederick Piper

Barman

Fred Griffiths

Bus Driver

Gerald Case

Commander

William Mervyn

Captain

John Horsley

First Surgeon

Derek Waring

Second Surgeon

Donald Pleasence

Cashier

Newton Blick

Bank Manager

Irene Browne

Mrs. Barrington

Percy Herbert

Tommy