Cast
Moyra Fraser
Woman in Tea Shop
Annette Kerr
Gerald's Secretary
Harry Towb
Racetrack Official
Ivor Dean
City Banker in Taxi Cab (uncredited)
Arthur Hewlett
Mr. Ferguson (uncredited)
David Niven
Gerald Hardcastle
Jonathan Lynn
Chemist's Assistant
Deborah Kerr
Prudence Hardcastle
Robert Coote
Henry Hardcastle
Edith Evans
Roberta Bates
Peter Butterworth
Chemist
Michael Hordern
Dr. Morley (uncredited)
Irina Demick
Elizabeth Brett
Joyce Redman
Grace Hardcastle
Keith Michell
Dr. Alan Huart
Vickery Turner
Rose
Judy Geeson
Geraldine Hardcastle
David Dundas
Tony Bates