Cast
Cecil Parker
Arthur Prohack
Dirk Bogarde
Charles Prohack
Ian Carmichael
Hat Salesman (uncredited)
Bryan Forbes
Tony
Denholm Elliott
Oswald Morfrey
Henry Edwards
Sir Digby Bunce
James Hayter
Carrell Quire
Jerry Verno
Taxi Driver (uncredited)
Sheila Sim
Mary Prohack
Heather Thatcher
Lady Maslam
Frederick Valk
Dr. Viega
Ada Reeve
Mrs. Griggs
Hermione Baddeley
Eve Prohack
Glynis Johns
Mimi Warburton
Jon Pertwee
Plover
Russell Waters
Cartwright
Judith Furse
Laura Postern
Frederick Leister
The Director General