Classic Science Fiction Reviews: THX 1138: Review of the film
Filmtracks: THX 1138: Soundtrack review, track list, audio clips, reader comments, and ratings.
IMDb: THX 1138: Cast/credits plus additional information for the film
The Celebrity Cafe: THX 1138: Review by Mujinga.
The THX 1138 Page: Information about George Lucas' first feature film, with behind-the-scenes pictures, interviews and a chat room.
THX 1138: Summary, discussion and audio clips
THX-1138.org: Information and Discussion about George Lucas' first feature film, THX-1138.