Ronald Squire

as Sir Conrad Allingham

as Sir Francis Jamison

as Toynbee - His Solicitor

as Colonel Masters

as Clubman

as Governor Templeton

as Robert Lester

as Reform Club Member

as Marberry

as Waiter

as Frederick Luton

as Alfred Travers

as Grampy

as Wilberforce (uncredited)

as Oliver Montpelier

as Victor Hemsley

as General Matheson

as Nicholas 'Nick' Kendall

as Mary Jane

as Sir John, Director

as Doctor

as Oscar Cresswell

as Jameson

as Mr. Brougham

as Duke of Ayr and Sterling

as Group Captain on Aircrew Interview Board

as Music Lover at Ball

as Hardwicke

as Rudolf Spiedler

as Charles Cinderford

as Paul

as Jim Kent

as Eccles

as Sir Charles Farringdon

as Count Esterhazy

as Rollo