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