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Knightmare is a British television programme for children and was broadcast on CITV from 7 September 1987 to 11 November 1994. An adventure game show, Knightmare involves a team of four children – one taking the role of the sightless dungeoneer, and the remaining three acting as their guide – traversing a medieval environment as they attempt to complete a quest and exit the dungeon, using their wits to overcome puzzles, obstacles and the unusual characters they meet along the journey.
The show is most noted for its use of blue screen chroma key (an idea borrowed by Tim Child from weather forecasts...