Ann Harding
Carol Howard
Basil Rathbone
Gerald Lovell
Binnie Hale
Kate Meadows
Bruce Seton
Ronald Bruce
Jean Cadell
Aunt Lou
Bryan Powley
Dr. Gribble
Joan Hickson
Emmy
Donald Calthrop
Hobson
Eugene Leahy
Tuttle (uncredited)
Ben Williams
Ship's Steward (uncredited)
Philip Tannura
Director of Photography
Rowland V. Lee
Director
Max Schach
Producer
Benjamin Britten
Music
Agatha Christie
Novel
Frances Marion
Screenplay, Adaptation
Frank Vosper
Theatre Play
