Cary Grant
John D. 'Johnnie' Aysgarth

Joan Fontaine
Lina McLaidlaw Aysgarth

Cedric Hardwicke
General McLaidlaw

Nigel Bruce
Gordon Cochrane 'Beaky' Thwaite

May Whitty
Mrs. McLaidlaw

Isabel Jeans
Mrs. Newsham

Heather Angel
Ethel the Maid

Auriol Lee
Isobel Sedbusk

Reginald Sheffield
Reggie Wetherby

Leo G. Carroll
Captain George Melbeck

Billy Bevan
Ticket Taker (uncredited)

Faith Brook
Alice Barham (uncredited)

Leonard Carey
The McLaidlaw's Butler Burton (uncredited)

David Clyde
Trunk Man (uncredited)

Clyde Cook
Photographer (uncredited)

Alec Craig
Hogarth Club Desk Clerk (uncredited)

Vernon Downing
Benson (uncredited)

Rex Evans
Mr. Bailey (uncredited)

Edward Fielding
Antique Shop Proprietor (uncredited)

Gavin Gordon
Dr. Bertram Sedbusk (uncredited)

Lumsden Hare
Inspector Hodgson (uncredited)

Alfred Hitchcock
Man Mailing Letter (uncredited)

Gertrude Hoffmann
Mrs. Wetherby (uncredited)

Aubrey Mather
Executor of General Laidlaw's Will (uncredited)

Rita Page
Secretary (uncredited)

Donald Stuart
Photographer (uncredited)

Ben Webster
The Registrar William Howe (uncredited)

Constance Worth
Mrs. Fitzpatrick (uncredited)