Ann Todd as Mary Justin

Claude Rains as Howard Justin

Trevor Howard as Prof. Steven Stratton

Betty Ann Davies as Joan Layton

Isabel Dean as Pat Stratton

Wilfrid Hyde-White as Lawyer

Arthur Howard as Smith - the Butler

Guido Lorraine as Hotel Manager

Marcel Poncin as Hall Porter

Natasha Sokolova as Chambermaid

Hélène Burls as Flowerwoman

John Serret as Emigration Official

Frances Waring as Charwoman

Wenda Rogerson as Bridge Guest

Helen Piers as 1st Woman - Albert Hall

Ina Pelly as 2nd Woman - Albert Hall