制作公司：
- 新线电影公司 [美国] (presents)
- WingNut Films [新西兰]
- The Saul Zaentz Company [美国] (licensor) (d/b/a Tolkien Enterprises)
发行公司：
- New Line Home Video [美国] (2002) (USA) (DVD)/(2002) (USA) (VHS)
- A-Film Distribution [荷兰] (2001) (Netherlands) (theatrical)
- Alexandra Video Club [保加利亚] (2002) (Bulgaria) (VHS)
- Alliance Atlantis Communications [加拿大] (2001) (Canada) (theatrical)
- Argentina Video Home (AVH) [阿根廷] (2002) (Argentina) (VHS)
- Aurum Producciones S.A. [西班牙] (2001) (Spain) (theatrical)
- Entertainment Film Distributors Ltd. [英国] (2001) (UK) (theatrical)
- Entertainment in Video [英国] (2002) (UK) (VHS)
- FS Film Oy [芬兰] (2001) (Finland) (theatrical)
- Fox-Warner [瑞士] (2001) (Switzerland) (theatrical)
- Karo Premiere [俄罗斯] (2002) (Russia) (theatrical)
- Medusa Distribuzione [意大利] (2002) (Italy) (theatrical)
- Metropolitan Filmexport [法国] (2001) (France) (theatrical)
- Prem'er Video Fil'm [俄罗斯] (2002) (Russia) (VHS)
- Svensk Filmindustri (SF) AB [瑞典] (2001) (Sweden) (theatrical)
- Warner Bros. GmbH [德国] (2001) (Germany) (theatrical)
- 华纳兄弟公司 [阿根廷] (2002) (Argentina) (theatrical)
- 华纳兄弟公司 [巴西] (2002) (Brazil) (theatrical)
- 华纳家庭视频公司 [德国] (2002) (Germany) (VHS)
- Warner Home Vídeo [巴西] (2002) (Brazil) (DVD)/(2002) (Brazil) (VHS)
- Warner Roadshow Film Distributors [希腊] (2001) (Greece) (theatrical)
- 新线电影公司 [美国] (2001) (USA) (theatrical)
- Alliance Atlantis Communications (2001) (Canada) (theatrical)
- 华纳家庭视频公司 (2002) (Switzerland) (DVD)
- Alliance Universal (2006) (USA) (DVD)
- A-Film Home Entertainment [荷兰] (2002) (Netherlands) (video)
- The WB Television Network [美国] (2004) (USA) (TV) (broadcast premiere)
特技制作公司：
- Animal Logic [澳大利亚] (visual effects)
- Digital Domain [美国] (visual effects: "Ford of Bruinen" sequence)
- EYETECH Optics [加拿大] (uncredited)
- Hatch Production [美国] (additional matte paintings)
- Oktobor [新西兰] (visual effects)
- Rhythm & Hues [美国] (visual effects)
- Weta Digital Ltd. [新西兰] (digital visual effects designer and creator)
- 威塔工作室 [新西兰] (special makeup, creatures, armour, weapons and miniatures)
- Gentle Giant Studios Inc. [美国]
其他公司：
- 4MC UK Ltd. [英国] adr facilities
- AFM Lighting Ltd. [英国] lighting facilities
- AON/Albert G. Ruben Insurance Services Inc. [美国] additional insurance
- Abbey Road Studios [英国] music mixed at/music recorded at
- Air Lyndhurst Studios [英国] music recorded at
- BBVC/Kelly's Eye Ltd. [英国] video assist design and build (uncredited)
- Bank of New Zealand [新西兰] investment services
- Camperdown Studios [新西兰] adr facilities
- Colorfront [匈牙利] digital film grading system
- Colosseum, Watford [英国] music recorded at
- Department of Conservation thanks
- Flying Trestles catering
- Giant Studios Inc. motion capture technology provided by
- International Film Guarantors Inc. completion guarantee
- London Symphony Orchestra (LSO) [英国] music performed by
- London Voices [英国] music performed by
- Mahony & Associates [新西兰] insurance services: New Zealand
- New Zealand Defence Force [新西兰] thanks
- New Zealand Symphony Orchestra, The [新西兰] music performed by
- Pacific Title [美国] titles designed by
- Redline Sound Studios [澳大利亚] foley recording
- Reprise Records [美国] soundtrack released by
- Spacecam Systems Inc. [美国] spacecam aerial camera system provided by
- The Film Unit, Wellington [新西兰] color and telecine dailies/re-recording facilities
- The London Oratory School Schola [英国] music performed by
- The Posthouse AG [德国] digital color grading
- The Saul Zaentz Company [美国] licensor
- Upper Deck Film Services [新西兰] negative cutting
- Wellington City Council [新西兰] thanks
- Wellington Regional Council's Parks and Forests [新西兰] thanks
- Wellington Town Hall [新西兰] music recorded at
- Wescam USA Inc. [美国] Wescam provided by
- AFM Lighting Europe s.r.o. [捷克] lighting facilities
- Dolby Laboratories [美国] sound post-production
- Global Music Service [英国] music copyist
- Stunt Associates stunt equipment
- The PostHouse AG digital color grading
- Dennis Davidson Associates [英国] international publicity
- Department of Conservation Te Papa Atawhai [新西兰] thanks (as Department of Conservation)
- London Symphony Orchestra, The (LSO) music performed by
- Packair Airfreight international logistics
