Anny Ondra

Alice White

Sara Allgood

Mrs. White

Charles Paton

Mr. White

John Longden

Detective Frank Webber

Donald Calthrop

Tracy

Cyril Ritchard

The Artist

Hannah Jones

The Landlady

Harvey Braban

The Chief Inspector

Alfred Hitchcock

Man on Subway (uncredited)

Joan Barry

Alice White (voice) (uncredited)

Phyllis Konstam

Gossiping Neighbour (uncredited)