William Friese-Greene
Robert Donat
Edith Harrison Friese-Greene
Margaret Johnston
1st Company Promoter
Roland Culver
Maurice Friese-Greene
John Howard Davies
Reporter
Michael Denison
Maggie
Joan Dowling
Fox Talbot's Butler
Henry Edwards
Nell Collings
Mary Ellis
Elderly Viscountess
Marjorie Fielding
Doctor
Robert Flemyng
Maida Vale Doctor
Leo Genn
House Agent
Marius Goring
Helena Friese-Greene
Maria Schell
Bridegroom's Mother
Everley Gregg
Mrs Claire
Joyce Grenfell
Sitter in Bath Studio
Robertson Hare
Mother in Family Group
Kathleen Harrison
Recruiting Sergeant
William Hartnell
Mrs Stukely
Joan Hickson
Doctor's Housekeeper
Thora Hird
Broker's Man
Stanley Holloway
Patrick Holt
Official Receiver
Michael Hordern
Miss Tagg
Renée Asherson
Holborn Policeman
Jack Hulbert
Army Sergeant
Sid James
May Jones
Glynis Johns
Goitz
Mervyn Johns
Barry Jones
Industry Man
Peter Jones
Kenneth Friese-Greene
James Kenney
Bridesmaid in Wedding Group
Ann Lancaster
Warehouse Manager
Herbert Lomas
Speaker in Connaught Rooms
John Longden
Jack Carter
Richard Attenborough
Bride's Mother in Wedding Group
Bessie Love
Orchestra Conductor
Miles Malleson
Company Promoter
Garry Marsh
Sir Arthur Sullivan
Muir Mathieson
Old Gentleman
A.E. Matthews
Cousin Alfred
Bernard Miles
Richard Murdoch
John McCallum
Claude Friese-Greene
David Oake
Police Constable 94-B
Laurence Olivier
Lord Beaverbrook
Robert Beatty
1st Platform Man
Cecil Parker
Bridegroom's Father in Wedding Group
Frank Pettingell
Norman Pierce
Arthur Collings
Eric Portman
Harold
Dennis Price
Mr. Lege
Michael Redgrave
Bridegroom in Wedding Group
Peter Reynolds
Lady Pond
Margaret Rutherford
Ethel Friese-Greene
Janette Scott
Fairground Barker
Ronald Shiner
Martin Boddey
Nursemaid
Sheila Sim
Soloist at Bath Concert
Oda Slobodskaya
2nd Platform Man at Connaught
John Stuart
Bride in Wedding Group
Marianne Stone
William Fox-Talbot
Basil Sydney
Earl
Ernest Thesiger
Sybil Thorndike
Lab Asst
David Tomlinson
John Rudge
Cecil Trouncer
Michael Trubshawe
Father in Family Group
Edward Chapman
Peter Ustinov
Maurice Guttenburg
Frederick Valk
Grandmother in Wedding Group
Amy Veness
Charles Victor
Hotel Receptionist
Kay Walsh
Doctor in Connaught Rooms
Norman Watson
Bank Manager
Emlyn Williams
Tom
Harcourt Williams
Googie Withers
Glove Shop Colleague
Joan Young
Graham Friese-Greene
John Charlesworth
Film Society Member (uncredited)
John Sharp
Bride's Father in wedding group
Maurice Colbourne
Screenplay
Eric Ambler
Production Design
John Bryan
Director
John Boulting
Director of Photography
Jack Cardiff
Producer
Ronald Neame
Editor
Richard Best
Camera Technician
George Minassian
Book
Ray Allister
Assistant Camera
Arthur Ibbetson
Art Direction
T. Hopewell Ash
Costume Designer
Julia Squire
Production Manager
Bob McNaught
Assistant Director
Cliff Owen
Max Varnel
Sound Director
Harold V. King
Sound Mixer
Herbert J. Bird
Makeup Artist
Harold Fletcher
Hairdresser
Nora Bentley
Other
Joan Bridge
Casting Director
John Redway
Original Music Composer
William Alwyn
Conductor
Thanks
R. Howard Cricks