Cecil Parker
Arthur Prohack
Dirk Bogarde
Charles Prohack
Hermione Baddeley
Eve Prohack
Sheila Sim
Mary Prohack
Glynis Johns
Mimi Warburton
Denholm Elliott
Oswald Morfrey
Jon Pertwee
Plover
Heather Thatcher
Lady Maslam
Campbell Cotts
Sir Paul Spinner
Bryan Forbes
Tony
Frederick Valk
Dr. Viega
Charles Goldner
Polish Man Servant
Russell Waters
Cartwright
Henry Edwards
Sir Digby Bunce
James Hayter
Carrell Quire
Ada Reeve
Mrs. Griggs
Frances Waring
Nursie
Judith Furse
Laura Postern
Frederick Leister
The Director General
Elwyn Brook-Jones
Benny Erivangian
Eric Berry
Tailor's Assistant (uncredited)
Janet Burnell
Mr. Prohack's Personal Assistant (uncredited)
Ian Carmichael
Hat Salesman (uncredited)
Anne Gunning
Actress (uncredited)
Humphrey Heathcote
Turkish Bath Attendant (uncredited)
Desmond Newling
Pageboy (uncredited)
Lloyd Pearson
Mr. Bishop (uncredited)
Stanelli
Orchestra Leader (uncredited)
Jerry Verno
Taxi Driver (uncredited)
Sam Lysons
Club Porter
Charles Perry
Butler
Robert Vossler
Party Guest
Thornton Freeland
Director
Arnold Bennett
Novel
Donald Bull
Writer
Ian Dalrymple
Writer
Ian Dalrymple
Producer
Temple Abady
Original Music Composer
Sidney Stone
Editor
H.E. Fowle
Director of Photography
Edward Knoblock
Theatre Play
George Paternoster
Boom Operator
Max Rosher
Still Photographer
Dennis Van Thal
Associate Producer
Frederick Pusey
Art Direction
Beatrice Dawson
Costume Design
Betty Baugh
Hairstylist
Jim Hydes
Makeup Artist
Raymond Anzarut
Production Manager
Geoffrey Lambert
Assistant Director
Stanley Lambourne
Sound Mixer
Peter Seabourne
Sound Editor
Robert Huke
Camera Operator
Evelyn Brierley
Costume Supervisor
Muir Mathieson
Conductor
Pauline Roberts
Continuity