Jason Robards
Andrei Sakharov
Glenda Jackson
Yelena Bonner
Nicol Williamson
Malyarov
Frank Finlay
Kravtsov
Michael Bryant
Syshchikov
Paul Freeman
Pavel Leontiev
Anna Massey
Klavdia
Joe Melia
Sergej Kovalov
Lee Montague
Slavsky
Jim Norton
Roy Medvedev
Valentine Pelka
Efrem Sakharov
Catherine Hall
Tanya Sakharov
John McAndrew
Alyosha Sakharov
Debbie Farrington
Lisa Sakharov
David Midwinter
Matvel Sakharov, age 10
Craig Dickerson
Matvel Sakharov, age 5
Toni Warwick
Anya Sakharov
Eileen Way
Ruf Grigorievna
Denyse Alexander
Dr. Lydia
Marion Bailey
Ludmilla Kovalov
Anton Lesser
Valery Chalidze
Norman Rodway
Psychiatrist
Elizabeth Spriggs
Nobel Presenter
Robert Sherman
American Reporter
Paola Dionisotti
Patient's Wife
Avril Elgar
OVIR Administrator
Tenniel Evans
Dean Fedorenko
Jean Heywood
Sakharov's Secretary
Alex McCrindle
Siberia Trainman
John Rowe
Norwegian Diplomat
Jane Wood
Witness at Trial
Ruth Goring
Wedding Registrar
Bernard Kay
Prosecutor
David Landberg
Reporter
John Normington
OVIR Clerk
Olivier Pierre
Reporter
Tony Sibbald
Reporter
Martyn Whitby
Mikhail
John Boswall
Christopher Guinee
John Burgess
Robert Gwilym
John Cording
Laurence Harrington
Richard Cubison
Sarah James
Alan David
Ralph Nossek
Ron Donachie
James Sport
John Forgeham
Vic Tablian
John Golightly
Tom Wilkinson
Derek Lyons
Russian Guard (uncredited)