Knightmare is a video game released by Activision in 1987 for ZX Spectrum, Amstrad CPC, Commodore 64, and Atari ST.

Four years later, Mindscape released entirely different game based on the show, also called Knightmare, for the Atari ST and Amiga.

[1] Sinclair User magazine rated the game highly, drawing attention to the interesting subplots and the originality of the gameplay.

[3] Computer and Video Games magazine said that the gameplay in Knightmare is much simpler than the concept used in the television show.

The magazine praised the puzzles and style, calling Knightmare a thoroughly enjoyable game.