    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 â one taking the role of the sightless dungeoneer, and the remaining three acting as their guide â 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, where it had just started to be used) and use of 'virtual reality' interactive gameplay on television. broadcast to high viewing figures throughout its original run, it has garnered a cult status amongst its fans since its final television episode in 1994. it was revived for a one off special by youtube in august 2013. ==overview==  the show features teams of four children (around 11â16 years old). on the call of "enter, stranger", the first member of the team (the "dungeoneer") enters knightmare castle via an antechamber belonging to treguard of dunshelm (played by hugo myatt). after giving his or her name, the dungeoneer is asked by treguard to call three advisors, who magically appear next to the viewing apparatus (though, in series 8, all members of the team appeared at once). before entering the dungeon, the dungeoneer is given a knapsack to wear, in which food found along the way is to be placed, in order to replenish life force (see below). in addition, the "helmet of justice" is put on the dungeoneer's head, blocking vision except for the area immediately around. the story is that this is to protect the dungeoneer from seeing the real danger ahead. the dungeoneer then enters treguard's partly computer-generated, partly hand-drawn fantasy dungeon which was accomplished through blue screen chroma key â he
1980s_British_television_series 1987_British_television_programme_debuts 1990s_British_television_series 1994_British_television_programme_endings British_game_shows Children\'s_game_shows English-language_television_programming Fantasy_television_series Fictional_castles_and_fortresses ITV_children\'s_television_programmes ITV_game_shows Television_series_by_ITV_Studios