The Fourth Protocol
R“If the Fourth Protocol is ever breached, there would be no warning, just a nuclear explosion from a bedsitter... The unthinkable has just begun.”
1987·119 min·Released
Studio: The Rank Organisation
6.3TMDb
6.5IMDb
67%RT
Theatrical Mar 20, 1987
🇬🇧
UK · English · Foreign
Overview
Led by Kim Philby, Plan Aurora is a plan that breaches the top-secret Fourth Protocol and turns the fears that shaped it into a living nightmare. A crack Soviet agent, placed under cover in a quiet English country town, begins to assemble a nuclear bomb, whilst an MI5 agent attempts to prevent its detonation.
Trailer
Crew
DirectorJohn Mackenzie
WriterFrederick Forsyth
Cast
Michael Caine
John Preston
Pierce Brosnan
Valeri Petrofsky / James Edward Ross
Ned Beatty
Borisov
Joanna Cassidy
Irina Vassilievna
Julian Glover
Brian Harcourt-Smith
Michael Gough
Sir Bernard Hemmings
Ray McAnally
General Karpov
Ian Richardson
Sir Nigel Irvine
Anton Rodgers
George Berenson
Caroline Blakiston
Angela Berenson
Betsy Brantley
Eileen McWirther
Matt Frewer
Tom
Matthew Marsh
Barry Banks
Ronald Pickup
Wynne-Evans
Philip Jackson
Burkinshaw
Sean Chapman
Captain Lyndhurst
Joseph Brady
Carmichael
Jerry Harte
Prof. Krilov
Michael J. Jackson
Major Pavlov
Alan North
Govershin
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Keywords
cold warsecret agentbritish spyfemale spyagentrussian spy
Details
Budget
$6M
Revenue
$12M
TMDb Votes
196
Added May 14, 2026Updated Jun 4, 2026