Drama Mystery Thriller
A California commercial pilot sees a telecast in London of an interview with Sir Mark Lodden at his home. The Canadian is convinced that the baronet is a fraud, and he is actually a look-alike actor named Frank Welney.
Directed by
Anthony Asquith
Robert Shaw
First Photographer
Olivia de Havilland
Lady Margaret Anne Loddon
Geoffrey Bayldon
Second Photographer
Anthony Dawson
Gerald Loddon
Wilfrid Hyde-White
Hubert Foxley
Millicent Martin
Maisie
Dirk Bogarde
Sir Mark Loddon / Frank Welney / Number Fifteen
Robert Morley
Sir Wilfred
Richard Pearson
The Butler
Kenneth Griffith
Fitch
Richard Wattis
The Judge
Sam Kydd
Newspaper Vendor (uncredited)
Joyce Carey
Miss Sykes
Bill Shine
The Guide
Vanda Hudson
Girl in Street
Arthur Howard
Car Salesman
Paul Massie
Jeffrey Buckenham
Martin Miller
Dr. Schrott
Toke Townley
Associate
Ivan Samson
Admiral Loddon
Richard Dimbleby
Himself
Josephine Middleton
Mrs. Squire
Sebastian Saville
Michael Loddon
Deering Wells
Editor
Gordon Sterne
Maddox
Barbara Archer
Barmaid
Tony Doonan
Man at Bar
Victor Harrington
Barrister (uncredited)
Reg Thomason
Barrister (uncredited)

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