Yolande Donlan as Lindy Smith

Dirk Bogarde as Tony Craig

A.E. Matthews as Selby

Reginald Beckwith as Minister of Finance - Blacksmith

Mary Clare as Maria

Edwin Styles as Chancellor - Cobbler

Kynaston Reeves as Burgomaster - Policeman

Desmond Walter-Ellis as Alberto - Captain of the guard

Peter Butterworth as Julien / Postman / Farmer

Raf De La Torre as Italian Attache (uncredited)

Alexander Gauge as MacNabb the Lawyer (uncredited)

Robert Henderson as Macy's Staff Manager (uncredited)

Arthur Hill as Representative of Johnson K. Johnson (uncredited)

Derek Hodgson as Pageboy (uncredited)

Fletcher Lightfoot as Grand Duke Johnson the First (uncredited)

Tom Macaulay as Grieves

Louis Matto as Hotel Doorman (uncredited)

Jack May as Villager at Council Meeting

Laurence Naismith as Louis the Jailkeeper (uncredited)

Anthony Oliver as Selby's Valet

MacDonald Parke as Schuyster the Lawyer (uncredited)

Eric Pohlmann as Monsieur Paul (uncredited)

Derek Prentice as Swiss Attache

Paul Sheridan as French Attache (uncredited)

Richard Wattis as Hotel Desk Clerk (uncredited)