制作公司：
- Dark Horse Entertainment
- Lawrence Gordon Productions[美国]
- 环球影业[美国]
- Internationale Filmproduktion Eagle
- Mid Atlantic Films
- Relativity Media[美国](in association with)
发行公司：
- 环球影业[美国](2008) (worldwide) (theatrical)
- United International Pictures (UIP)[新加坡](2008) (Singapore) (theatrical)
- Universal Pictures International(2008) (Netherlands) (theatrical)
- fX Network(2010) (USA) (TV)
- Finnkino Oy[芬兰](2008) (Finland) (all media)
- Universal Pictures International (UPI)(2008) (Switzerland) (theatrical)
- Universal Pictures International(2008) (Russia) (all media)
- Universal Studios Inc.[美国]
- Toho-Towa[日本](2009) (Japan) (theatrical)
特技制作公司：
- Double Negative[英国]
- FB-FX[英国](costume props)
- Filmefex Studio
- Ghost ApS
- Hatch Production[美国](conceptual art) (visual effects design)
- Lip Sync Post[英国](additional visual effects)
- The Senate Visual Effects Limited[英国](additional visual effects)
- Baseblack[英国]
- Rushes Post Production Ltd.[英国](titles) (uncredited)
- Spectral Motion Inc.[美国]
其他公司：
- Audiolink Ltd.walkie talkies
- Behind the Scenes Freight[美国]shipping by
- Behind the Scenes[美国]shipping by
- Dakota Music Servicesmusic preparation
- De Lane Leapost-production facilities
- Flying Picturesaerial services provided by (as Flying Pictures Ltd.)
- Gearbox (Sound and Vision) Ltd.[英国]additional ProTools systems supplied by
- Korda Studiossound stages
- Light Odyssey Ltd.[匈牙利]technocrane rental/truss and rigging equipment
- Open Casting Ltd.casting
- Pivotal Post[美国]Avid HD Editing Equipment Provided By
- Production Depotcamera equipment provided by (plate shots)
- Shoot NIlocation services: Ireland
- Transluxfacilities
- Useful Company[英国]digital playback and design
- Varèse Sarabandesoundtrack
- Mi Casa MultimediaBlu-ray/DVD audio mix & mastering 5.1, 7.1
- Synxspeed[英国]sound post-production (foreign dub)
- Sapex Scripts[英国]post-production services
