Peter Sellers
The Rev. John Smallwood
Acting
Cecil Parker
Archdeacon Aspinall
Acting
Isabel Jeans
Lady Despard
Acting
Ian Carmichael
The Other Smallwood
Acting
Bernard Miles
Simpson
Acting
Brock Peters
Matthew Robinson
Acting
Eric Sykes
Harry Smith
Acting
Irene Handl
Rene Smith
Acting
Miriam Karlin
Winnie Smith
Acting
Joan Miller
Mrs Smith-Gould
Acting
William Hartnell
Major Fowler
Acting
Roy Kinnear
Fred Smith
Acting
John Harvey
Wilson, Prison Officer
Acting
Joan Hickson
Housewife
Acting
Eric Barker
Bank Manager
Acting
John Comer
Butcher
Acting
Kenneth Griffith
Rev. Owen Thomas
Acting
Mark Eden
Sir Geoffrey Despard
Acting
Basil Dignam
Prison Governor
Acting
Colin Gordon
Prime Minister
Acting
Geoffrey Hibbert
Council Official
Acting
Ludovic Kennedy
Himself
Acting
Malcolm Muggeridge
Cleric
Acting
Harry Locke
Shop Steward
Acting
Derek Nimmo
DG Assistant
Acting
Conrad Phillips
Deaf Man
Acting
Miles Malleson
Bishop Rockeby
Acting
Nicholas Phipps
DG
Writing
Thorley Walters
Tranquilax Executive
Acting
Marianne Stone
Miss Palmer
Acting
Cardew Robinson
Tramp
Acting
Gerald Sim
Store Manager
Acting
Anna Wing
Housewife (uncredited)
Acting
John Junkin
Reporter at Space Launch Site (uncredited)
Acting
Rodney Bewes
Milkfloat Driver (uncredited)
Acting
Steve Marriott
Jack (uncredited)
Acting
Louis Mansi
Man Buying Groceries (uncredited)
Acting
Jack Carter
Launch Site Worker (uncredited)
Acting