The Fourth Protocol
- Cast: Michael Caine, Pierce Brosnan, Ned Beatty, Joanna Cassidy, Julian Glover
- Duration: 119 minutes
- Genre: Action, Thriller
- Rating: 6.3/10
- Release Date: 1987-03-20
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.
