导演

安东尼·阿斯奎斯

Anthony Asquith

编剧

William Fairchild

John Pudney

制片人

Hugh Attwooll

演员

Phyllis Calvert

饰  Lydia Heathley

詹姆斯·唐纳德

James Donald

饰  Prof. Michael Heathl

罗伯特·比蒂

Robert Beatty

饰  Maj. Sam Seagram

赫伯特·罗姆

Herbert Lom

饰  Dr. Alex Leon

Muriel Pavlow

饰  Caroline Cartier

Noel Willman

饰  Dr. Dennis Bord

Walter Fitzgerald

饰  Sir Charles Craddock

Patric Doonan

饰  Brian Jackson

莫里斯·德纳姆

Maurice Denham

饰  Prof. Carrington (pr

Marjorie Fielding

饰  Mother Heathley

Caven Watson

饰  Dr. Ferguson (as Cav

Herbert Lomas

饰  George Jackson

Hal Osmond

饰  Agent Lawson

Geoffrey Denton

饰  Fisher

Cyril Chamberlain

饰  Police inspector

Marianne Stone

饰  Whitehall telephone

Tucker McGuire

饰  (scenes deleted)

Stanley Maxted

饰  Prof. Adams

Douglas Bradley-Smith

饰  (uncredited)

Patricia Glyn

饰  (uncredited)

John Lorrell

饰  (uncredited)

John Martin

饰  (uncredited)

哈特利·鲍尔

Hartley Power

饰  (uncredited)

Philip Ray

饰  (uncredited)

Johnnie Schofield

饰  Dart player in pub (

John Warren

饰  (uncredited)

摄影

Desmond Dickinson

音效

John Dennis

Gordon K. McCallum

Harry Miller

音乐

Benjamin Frankel

艺术指导

John Howell

布景

Dario Simoni

服装

Julie Harris

化妆

George Blackler

W.T. Partleton

Biddy Chrystal

副导演/助理导演

George Pollock

Bert Batt

Stanley Hosgood

剪辑

Frederick Wilson

特技

Bryan Langley

Bill Warrington

Albert Whitlock

Stanley Grant

H.A.R. Thomson

Norman Gryspeerdt

John Morgan

Reginald H. Morris

Dorothy Edwards

Roger Cherrill