- Clue Chronicles: Fatal Illusion - Official website for Clue Chronicles: Fatal Illusion CDRom game. Includes screen shots from the game and an on-line mystery.
- Clue Information at Board Game Central - Buy Clue products and learn about the game and its various versions.
- Clue: The VCR Games - Includes behind the scenes photos, interviews, and music and sounds. Also features a list and description of the characters.
- Cluedofan.com : Cluedo & Clue - Includes rules, information about the Cluedo Television Series and Clue The Movie, different versions of the games, and interactive murder mysteries.
- Game Shows: Cluedo - Includes synopsis, cast information, and pictures.
- Globetrotter Games - Cluedo / Clue - Rules in Swedish and English.
- MysteryNet Community - Fatal Illusion: CD-ROM - Discussion board for Clue Chronicles : Episode 1 - Fatal Illusion. Search the board for hints to the game and ask people for help.
- Rules of Clue (1963) - A copy of the rules taken directly from the instructions of the 1963 version of the game.
- Spelmagazijn - Cluedo - Rules and short review in Dutch and English.
- The Art of Murder - A look at the art of Clue and its spinoffs throughout the years.
- The World of Clue - Website devoted to the classic detective boardgame Clue (aka Cluedo). Game details and character biographies. Whodunit? Miss Scarlet, Mrs Peacock or Colonel Mustard?