Eric Portman

Fernand Maubert

Guy Rolfe

Philippe Lodocq

Nadia Gray

Madeleine Saincaize

George Cole

Marc, detective

Harold Lang

Belfort, the pickpocket

Edward Chapman

Minister for War

Maurice Denham

Colonel de la Roche

John Carol

Jean Louis / Alfred Louis

May Hallatt

Monique

Arthur Lowe

Town Clerk

Sebastian Cabot

Prefect

Jeremy Spenser

Jacques

Madge Brindley

Jacques' Grandmother

Hattie Jacques

Barmaid (uncredited)

John Salew

Minister's Secretary

James Hayter

Mayor

Patrick Young

Captain le Maitre

Keith Pyott

Father Pletsier

Natasha Sokolova

Nicole Porte

Philip Stainton

Café Manager

Hal Osmond

Swiss Taxi Driver

Alastair Hunter

Watchman at Legation

Gerald Andersen

Coding Clerk (uncredited)

Andreas Malandrinos

Bank Watchman (uncredited)

Charles Paton

Café Schader Waiter (uncredited)

Dido Plumb

Blind Beggar (uncredited)

Iris Vandeleur

Cleaning Woman (uncredited)