- Universal Pictures
- (presents)
- Paramount Pictures
- (presents)
- Relativity Media
- (in association with)
- Tribeca Productions
- (Tribeca)
- Everyman Pictures
- Universal Pictures
- (United States, 2010)(theatrical)
- Paramount Pictures UK
- (United Kingdom, 2010)(theatrical)
- Paramount Pictures
- (France, 2010)(theatrical)
- United International Pictures (UIP)
- (Singapore, 2010)(theatrical)
- Universal Pictures International (UPI)
- (Austria, 2010)(theatrical)
- Rhythm & Hues Studios
- (visual effects & animation by)
- Level 256
- (Level 256, Inc., visual effects by)
- Animal Makers
- (prosthetic animals, uncredited)
- American Humane
- (monitored the animal action)
- Back Lot Music
- (soundtrack on)
- Chapman/Leonard Studio Equipment
- (camera cranes, dollies, & systems)
- Chicago Defender
- (courtesy of: newspaper name and logo)
- Conway Recording Studios
- (Conway Studio, rock band recorded at)
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