Defence of the Realm
- An: 1986
- Țară: United Kingdom
- Gen: Acțiune, Thriller
- Studio: Enigma Productions, The Rank Organisation, National Film Finance Corporation (NFFC)
- Cuvânt cheie: kgb, reporter, death, newspaper man, member of parliament
- Director: David Drury
- Distribuție: Gabriel Byrne, Greta Scacchi, Denholm Elliott, Ian Bannen, Fulton Mackay, Bill Paterson