Margaret Lockwood character Iris Matilda Henderson
Michael Redgrave character Gilbert Redman
May Whitty character Miss Froy
Paul Lukas character Dr. Hartz
Basil Radford character Charters
Naunton Wayne character Caldicott
Cecil Parker character Eric Todhunter
Linden Travers character 'Mrs.' Margaret Todhunter
Mary Clare character Baroness Isabel Nisatona
Emile Boreo character Boris the Hotel Manager
Googie Withers character Blanche
Sally Stewart character Julie
Philip Leaver character Signor Doppo
Selma Vaz Dias character Signora Doppo
Catherine Lacey character The Nun
Josephine Wilson character Madame Kummer
Charles Oliver character The Officer
Kathleen Tremaine character Anna
Ernest Blyth character Foreign Office Man (uncredited)
Alfred Hitchcock character Man in London Railway Station (uncredited)
Roy Russell character Violinist (uncredited)
Wallace Bosco character Gasthof Petrus Guest (uncredited)
Alf Casha character Gasthof Petrus Guest (uncredited)
Nan Kearns character Dancing Woman (uncredited)
John Miller character Rudolf - Gasthof Waiter (uncredited)
John More character Passenger in Dining Car (uncredited)
Charles Rolfe character Train Fireman (uncredited)