Stephen Boxer

as Gordon

as Kim Philby

as Dr. Hall

as Professor Davidson

as Rene Azaire

as Dr. D'Arby

as Priest

as Judge Walden

as Anthony Scrivener QC (voice)

as Peter Kierl

as Franz

as Duncan

as The Curator

as The Earl of Gloucester

as Dr Stevens

as Police Doctor

as Cabinet Minister

as Arthur Gardner

as Martyn Bowler

as Underhill

as Professor Patton

as Colonel

as Mr. Smith

as Psychatrist

as Specialist

as Dermot

as Col. Peter Moorcroft

as Lord Hood

as Inspector

as Military Rep

as Newscaster

as John Sergeant

as Brian Masters

as Neil

as Sterling Thistleton

as James Mallors

as Ulrich

as Dr. Roger Gunnislake

as Police Commissioner Fitzroy

as Chief Inspector

as Mr. K.

as Leonard

as Denis Thatcher

as Bernie Spott

as Dr. David Elster

as Judge Wentworth Lister

as Professor Patrick Galloway

as Professor King

as Joe Shepherd

as Viscount Melville

as Doug

as Julian Marchant

as Professor Fraser

as Jack Coleville

as D.C.I. Copeland

as DC Hawks

as Owen Swinscoe

as Consultant

as Consultant

as David Thorndike

as Christopher Mabbutt

as Harry Thomas

as Newscaster