IMDb: Mutant X - Includes information on the cast, crew, and production company, as well as a description of the series premise and viewer reviews.
Katana's UK Mutant X - Offers character profiles, episode list with SkyOne airdates, skins, calendars, and a screensaver.
The Lair of Kellei Lyinne - Home of an imaginary daughter for Adam, including fan fiction and underground information told from the perspective of the daughter.
The Mutant Dog's Dugout - Database of new mutants, character profiles, episode guide, quiz, and links to fan fiction.
Mutant X: Sanctuary - Character biographies and details, new mutant database, and interactive game.
The Mutant X Warehouse - Facts, detailed episode guide, quotes, character information, cast biographies, show news, photograph gallery, transcripts, and show dictionary.
NewMutant.co.uk - Intended as a reference for fan fiction writers. Includes fan art, information on Sanctuary, and searchable database of mutants' powers by character, episode, and season.
Plotline - Essays and poems related to the series.
Presilla's Secret Base - Includes an episode list, fan fiction, and a role-playing game.
Proxy Blue - Cast and character profiles, episode guide, image gallery, and speculation about relationships that might develop among the regular characters.
The Sanctuary Network - Character and actor profiles, episode guide, news, spoilers, and image galleries.
