导演 Charles Frend

Supt Tom Halliday 杰克·霍金斯

Sergeant Ward John Stratton

Mary Halliday Dorothy Alison

Tony Halliday Michael Brooke

Police Constable in Information Room Sam Kydd

Detective Sergeant in 'Q' car Glyn Houston

Nightwatchman / Gilson Richard Leech

Deputy Commander Newton Blick

Chief Superintendent Jim Malcolm 杰弗里·基恩

Stone Sydney Tafler

Creasey Peter Burton

Slob George Rose

Detective Inspector at Chester Arthur Rigby

Colonel Blenkinsop 拉尔夫·杜鲁门

The Young Workman - Stanley James 伊安·邦纳

The Young Workman's Wife - Mrs. James Maureen Davis

Detective Inspector at Shipping Office John Warwick

Cashier at Shipping Office Joss Ambler

Detective Constable in Hospital Ward Barry Keegan

House Surgeon 亚历克·马克温

Secondhand Dealer Harry Locke

Police Constable Bates Nicholas Parsons

Newspaper Circulation Manager Warwick Ashton

Mrs. Elliot / Mrs. Gilson Ursula Howells

Welsh Police Constable David Davies

Welsh Newsagent's Daughter Julie Milton

Mr. Thomas Meredith Edwards

Official at Somerset House Harold Goodwin

House Agent at Shepperton John Welsh

Housewife at Shepperton Gillian Webb

Mrs. Stevens, the daily help Maureen Delaney

Detective Superintendent Ogilvie Jameson Clark

Manager of Festival Hall William Mervyn

P.C. at Hospital (uncredited) Vincent Ball

Detective (uncredited) Richard Davies

Urchin (uncredited) Frazer Hines

Constable (uncredited) 斯特拉特福 约翰斯

Detective at Car Lot (uncredited) David Lodge

Detective (uncredited) Guy Standeven

Detective tailing Creasey (uncredited) Frederick Treves

CID Man (uncredited) Peter Welch

Officer in Criminal Records Department (uncredited) Martin Wyldeck

Dennis Carnell

Edward Cast

Michael Collins

Fred Davis

Jack Dearlove

Robert Gregory

Fred Griffiths

Patrick Halpin

Aidan Harrington

George Holdcroft

Lindsay Hooper

Arthur Howell

Colin McKenzie

Jack McNaughton

Robert Moor

Fred Nicholas

John Paul

Roy Purcell

Charles Rayford

Anthony Richmond

Pat Ryan

Philip Stewart

Meadows White

Detective (uncredited) John Wilder

Sonnie Wills