All Cast
Anthony Bate
Kim Philby
Derek Jacobi
Guy Burgess
Michael Culver
Donald Maclean
Ingrid Hafner
Aileen Philby
Elizabeth Seal
Melinda Maclean
Richard Hurndall
Sir Stewart Menzies
Philip Stone
Farquesson
Peter Vaughan
Philby's Control
Arthur Lowe
Herbert Morrison
Bernard Archard
Graves
Oliver Ford Davies
Pattterson
Robin Hooper
Reed
Patrick Holt
Peterson
David Markham
Skardon
Barrie Cookson
Helenus Milmo
Hugh Morton
Marcus Lipton
Tony Sibbald
Reporter
Richard Hampton
Major Sansom