Character Name : Henry Houghton

Original Name : Bernard Lee

Gender : Male

Character Name : Gordon Lonsdale

Original Name : William Sylvester

Gender : Male

Character Name : Elizabeth Gee

Original Name : Margaret Tyzack

Gender : Female

Character Name : Peter Kroger

Original Name : David Kossoff

Gender : Male

Character Name : Helen Kroger

Original Name : Nancy Nevinson

Gender : Female

Character Name : Cmdr. Winters

Original Name : Thorley Walters

Gender : Male

Character Name : Marjorie Shaw

Original Name : Gillian Lewis

Gender : Male

Character Name : P.O. Meadows

Original Name : Newton Blick

Gender : Male

Character Name : Captain Ray

Original Name : Philip Latham

Gender : Male

Character Name : Anderson

Original Name : Cyril Chamberlain

Gender : Male

Character Name : Christina

Original Name : Justine Lord

Gender : Female

Character Name : Captain Warner

Original Name : Patrick Barr

Gender : Male

Character Name : Chief Supt. Croft

Original Name : Derek Francis

Gender : Male

Character Name : Supt. Woods

Original Name : Hector Ross

Gender : Male

Character Name : Johnnie (uncredited)

Original Name : Paul Eddington

Gender : Male

Character Name : Colonel Monat (uncredited)

Original Name : Richard Marner

Gender : Male

Character Name : Police Officer (uncredited)

Original Name : Geoffrey Palmer

Gender : Male

Character Name : Surveillance Man (uncredited)

Original Name : Bryan Pringle

Gender : Male

Character Name : Russian Embassy Official (uncredited)

Original Name : Andre Mikhelson

Gender : Male

Character Name : First Member at Lords (uncredited)

Original Name : Garry Marsh

Gender : Male

Character Name : Second Member at Lords (uncredited)

Original Name : Basil Dignam

Gender : Male

Character Name : Portland Official (uncredited)

Original Name : Brian Nissen

Gender : Male

Character Name : Blake (uncredited)

Original Name : Edwin Apps

Gender : Male

Character Name : News Vendor (uncredited)

Original Name : Fred Griffiths

Gender : Male

Character Name : Tilly (uncredited)

Original Name : Anita West

Gender : Female