| Elijah Wood | Frodo |
| Ian McKellen | Gandalf |
| Viggo Mortensen | Aragorn |
| Miranda Otto | Eowyn |
| Liv Tyler | Arwen |
| Bruce Allpress | Aldor |
| Sean Astin | Sam |
| Christopher Lee | Saruman (extended edition) |
| John Bach | Madril |
| Sala Baker | Man Flesh Uruk |
| Cate Blanchett | Galadriel |
| Orlando Bloom | Legolas Greenleaf |
| Billy Boyd | 'Pippin' Took |
| Jed Brophy | Sharku / Snaga |
| Sam Comery | Éothain |
| Brad Dourif | Grima Wormtongue |
| Sean Bean | Boromir |
| Director | Peter Jackson |
| Producer | Peter Jackson; Michael Lynne; Fran Walsh |
| Writer | J.R.R. Tolkien; Fran Walsh; Peter Jackson |
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| Disc 1: | Discs 1-2: The Feature: A New Version of The Second Installment in The Epic Trilogy with Over 40 Minutes of Never-Before-Seen Footage Incorporated Into the Film Four feature-length commentaries by Director & Writers, the tesign team, the production team and the cast Disc 3: The Appendices: Five original documentaries cover adapting the book into a screenplay, the origins of Middle-earth, designing Middle-earth, a visit to the Weta workshop, and an in-depth look at creating and bringing Gollum to life Two interactive maps: Middle-earth Atlas and New Zealand as Middle-earth Galleries with audio commentaries containing over 1,500 images Disc 4: The Appendices: Eight original documentaries cover the filming of The Two Towers, the visual effects, editing, music and sound, stunts and fight training, and a visit to Weta Digital. Interactive sound demonstration of The Battle of Helm's Deep Galleries with audio commentaries containing nearly 300 images |