玛莎·海尔

Martha Hyer

饰：Katherine 'Kate' Callender

休·迈克德莫特

Hugh McDermott

饰：Richard Challis, UN Space Agency

彼得·芬奇

Peter Finch

饰：Bailiff's Man (uncredited)

爱德华·贾德

Edward Judd

饰：Arnold Bedford

莱昂内尔·杰弗里斯

Lionel Charles Jeffries

饰：Joseph Cavor

迈尔斯·马勒森

Miles Malleson

饰：Dymchurch Registrar

诺曼·伯德

Norman

饰：Stuart, Moon Landing Crew

Gladys Henson

饰：Nursing Home Matron

Betty McDowall

饰：Margaret Hoy, UN Space Agency

保罗·卡彭特

Paul Carpenter

饰：Reporter from the 'Express' (uncredited)

Erik Chitty

饰：Gibbs, Cavor's Hired Man (uncredited)

Laurence Herder

饰：Glushkov, UN Space Agency (uncredited)

Sean Kelly

饰：Col. Rice, Moon Landing Crew (uncredited)

马恩·梅特兰

Marne Maitland

饰：Dr. Tok, UN Space Agency (uncredited)

Gordon Robinson

饰：Sgt. Andrew Martin, Moon Landing Crew (uncredited)

John Murray Scott

饰：Cosmonaut Nevsky, Moon Landing Crew (uncredited)

Huw Thomas

饰：Announcer (uncredited)

瓦伦丁·戴尔

Valentine Dyall

约翰·福布斯-罗伯逊

John Forbes-Robertson