Two-Disc Special Edition:
* Digitally remastered with THX certified sound
* Commentary by George Lucas and co-writer/sound effects editor Walter Murch
* "Theatre of Noise" sound-effects track with branching segments to 13 master sessions with Walter Murch
* 2 New documentaries: "A Legacy of Filmmakers: The Early Years of American Zoetrope" and "Artifacts from the Future: The Making of THX 1138"
* George Lucas's original student film "THX-11384EB"
* "Bald": 1971 production featurette
* Five new trailers from the 2004 theatrical release
* Original theatrical trailer