Robert Morley
W.H. 'Harry' Derwent Blacker
Margaret Rutherford
Catherine Beckwith / Jeremy St. Claire
Kay Kendall
Sandra Beverley
Michael Medwin
Jerry Winterton
Liam Gaffney
Norwood Beverley
O
Olive Sloane
Maud Baron
Lloyd Lamble
Jackson
Charlotte Mitchell
Daphne Ray
C
Charles Lamb
George
C
Constance Lorne
Sarah Stebbins
M
Maggie Hanley
Mary
Stringer Davis
Vicar
Joan Hickson
Harry's Landlady
John Cazabon
Mr Stebbins
Diana Calderwood
Set Painter
Joan Rice
Avis
Sam Kydd
Ambulance man (uncredited)