Cast
Peter Sallis
Secretary at Picture Gallery
Alastair Sim
Cutler Walpole
John Robinson
Sir Colenso Ridgeon
Alec McCowen
Redpenny
Colin Gordon
Newspaper Man
Terence Alexander
Mr. Lanchester
Joan Benham
Visitor at Art Exhibition (Uncredited)
Leslie Caron
Mrs. Dubedat
Robert Morley
Sir Ralph Bloomfield-Bonington
Felix Aylmer
Sir Patrick Cullen
Maureen Delaney
Emmy
Dirk Bogarde
Louis Dubedat
Michael Gwynn
Dr. Blenkinsop