| Cary Grant | Johnnie Aysgarth |
| Joan Fontaine | Lina McLaidlaw Aysgarth |
| Cedric Hardwicke | General McLaidlaw |
| Nigel Bruce | Gordon Cochrane 'Beaky' Thwaite |
| Dame May Whitty | Mrs. Martha McLaidlaw |
| Isabel Jeans | Mrs. Newsham |
| Heather Angel | Ethel |
| Auriol Lee | Isobel Sedbusk |
| Reginald Sheffield | Reggie Wetherby |
| Leo G. Carroll | Captain George Melbeck |
| Director | Alfred Hitchcock |
| Producer | Harry E. Edington |
| Writer | Anthony Berkeley; Samson Raphaelson |
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