Dangerous Knowledge poster

Dangerous Knowledge (1976)

Thriller

A gritty six-part mystery thriller serial from 1976, starring John Gregson as Bill Kirby. Bill is an insurance salesman travelling back to the UK from France. Accompanied by Laura Marshall (Prunella Ransome), he has to evade the two armed agents that are following him. A series of murders follow and Bill tries to unmask who's behind them.

IMDb rating
7.2 (75 votes)
Seasons
1
Language
EN
Type
TV series

Ratings refreshed Jul 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (1976)

7.12 avg 6 episodes 6.7 → 7.8

Ep 1: 6.7 · 11 votesEp 2: 7.1 · 7 votesEp 3: 6.9 · 8 votesEp 4: 6.8 · 8 votesEp 5: 7.4 · 7 votesEp 6: 7.8 · 5 votes
Season 1 episodes — IMDb ratings
#TitleRatingVotes
1Comprehensive Cover6.711
2A Deadly Policy7.17
3Clause for Concern6.98
4Death Risk6.88
5Surrender Value7.47
6Dividends7.85