"In Victorian England, a fortune now depends on which of two brothers outlives the other—or can be made to have seemed to do so."
John Mills
as Masterman Finsbury
Ralph Richardson
as Joseph Finsbury
Michael Caine
as Michael Hubert Gregory Finsbury
Peter Cook
as Morris Finsbury
Dudley Moore
as John Finsbury
Nanette Newman
as Julia Finsbury
Tony Hancock
as Detective
Peter Sellers
as Doctor Pratt
Cicely Courtneidge
as Major Martha
Wilfrid Lawson
as Peacock
Thorley Walters
as Patience
Gerald Sim
as 1st Undertaker
Peter Graves
as Military Officer
Irene Handl
as Mrs. Hackett
Norman Bird
as Clergyman
John Le Mesurier
as Doctor Slattery
Hilton Edwards
as Lawyer
Norman Rossington
as 1st Rough
Diane Clare
as Mercy
Tutte Lemkow
as Strangler
Jeremy Lloyd
as Brian Allen Harvey
James Villiers
as Sydney Whitcombe Sykes
Graham Stark
as Ian Scott Fife
Dick Gregory
as Leicester Young Fielding
Nicholas Parsons
as Alan Frazer Scrope
Willoughby Goddard
as James Whyte Wragg
Valentine Dyall
as Oliver Pike Harmsworth
Leonard Rossiter
as Vyvyan Alistair Montague
Hamilton Dyce
as Derek Lloyd Peter Digby
Timothy Bateson
as Clerk
Donald Oliver
as Gunner Sergeant
Totti Truman Taylor
as Lady at Launching
Jeremy Roughton
as Bugler
Frank Singuineau
as Native Bearer
Michael Lees
as Young Digby
Avis Bunnage
as Queen Victoria
Gwendolyn Watts
as Maidservant
Vanda Godsell
as Mrs. Goodge
Marianne Stone
as Spinster
John Junkin
as 1st Engine Driver
Roy Murray
as Stoker
Donald Tandy
as Ticket Collector
Lionel Gamlin
as 2nd Engine Driver
Martin Terry
Michael Bird
as Countryman
George Selway
as Railway Vanman
Josef Behrmann
Thomas Gallagher
as 2nd Rough
Charlie Bird
as Bonn's Vanmen
Tony Thawnton
as 2nd Undertaker
Reg Lye
as 3rd Undertaker
George Spence
as Workman in Road
Penny Brahms
as Twittering Female on the Moors
Andrea Allan
as Girl on Train
David Lodge
as Corpse Remover
Juliet Mills
as Mannish Woman on Train
André Morell
as Club Butler
Maria Kazan
Bryan Forbes
Director
Julie Harris
Costume Design
Larry Gelbart
Writer
Burt Shevelove
Robert Louis Stevenson
Novel
Lloyd Osbourne
Teddy Mason
Sound Editor
Gus Lloyd
Sound Assistant
Ted Lockhart
Grip
George Courtney Ward
Still Photographer
George Ball
Props
Alfred Waye
John L. Hargreaves
Producer's Assistant
Peter James
Set Dresser
Robert Ellis
Title Designer
Gerry Turpin
Director of Photography
John Barry
Music Arranger
Conductor
Original Music Composer
Producer
Co-Producer
Jack Rix
Associate Producer
Cinematography
Alan Osbiston
Editor
Ray Thorne
Assistant Editor
Basil Newall
Makeup Artist
Maude Onslow
Hairdresser
Paul Rabiger
Donald Toms
Production Manager
Christopher Dryhurst
Assistant Director
George Hill
Construction Manager
Ray Simm
Set Designer
Ken Barker
Sound Recordist
Bill Daniels
Michael Sarafian
Assistant Camera
Ronnie Taylor
Camera Operator
Roy Ponting
Wardrobe Master
Laurel Staffell
Penny Daniels
Continuity