- Country: UK
- Genres: Thriller
- Release: 1976-05-19
- Director: N/A
- Writers: N/A
- Language: English
- Stars: John Gregson , Patrick Allen , Prunella Ransome (1943–2002) , Ruth Trouncer , Ralph Bates , Robert Keegan , David Gwillim , Elisabeth Bergner , Richard Cornish , Jeremy Wilkin
- Runtime: 30 min
- Awards: N/A
- AKA: Dangerous Knowledge (United Kingdom) , Dangerous Knowledge
- Plot: Bill Kirby, an insurance salesman travels back from France by Ferry, where he's pursued by two armed agents. He befriends the innocent Laura, who helps him evade them. A series of murders follow, as Bill tries to unmask who's behind them.
- IMDB:tt0422063
Dangerous Knowledge Cast · · · ALL
John Gregson
Bill Kirby
Prunella Ransome
(1943–2002)
Laura Marshall
Patrick Allen
Fane
Ruth Trouncer
Claire
Ralph Bates
Sanders