
Adapted from E. Phillips Oppenheim’s espionage novel, this second of three film versions unfolds in a shadowy, aging mansion where a nervous wife becomes convinced her husband has been replaced by a treacherous German spy. The story builds a tense, high‑stakes tale of deception and intrigue.
Does The Great Impersonation have end credit scenes?
No!
The Great Impersonation does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of The Great Impersonation, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Valerie Hobson
Eleanor Dominey

Frank Reicher
Dr. Trenk

Spring Byington
Duchess Caroline

Esther Dale
Mrs. Unthank

Ivan F. Simpson
Dr. Harrison

Charles Waldron
Sir Ivan Brunn

Harry Allen
Perkins

Murray Kinnell
Seaman

Dwight Frye
Roger Unthank (uncredited)

Frank Benson
English Farmer (uncredited)

David Dunbar
English Farmer (uncredited)

Pat O'Hara
Chauffeur (uncredited)

Douglas Wood
Lord Allison (uncredited)

Claude King
Sir Gerald Hume

Edmund Lowe
Sir Everard Dominey / Baron Leopold von Ragostein

Larry Steers
Army Officer (uncredited)

Robert Bolder
Villager (uncredited)

Tom Ricketts
Villager (uncredited)

Leonard Mudie
Mangan

Virginia Hammond
Lady Hume (uncredited)

Brandon Hurst
Middleton

Lumsden Hare
Duke Henry

Henry Mollison
Eddie Pelham

Nan Grey
Middleton's Daughter (uncredited)

Willy Castello
Duval (uncredited)

Leonid Snegoff
Wolff (uncredited)

Adolph Milar
German (uncredited)

Lowden Adams
Waiter (uncredited)

Harry Worth
Hugo (uncredited)

Wera Engels
Princess Stephanie Elderstrom

Priscilla Lawson
Maid (uncredited)

Thomas R. Mills
Bartender (uncredited)
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