- Walt Disney Pictures
- (presents)
- Spyglass Entertainment
- (in association with)
- Classic Media
- (in association with)
- Have No Fear Productions
- Maverick Film Company
- Buena Vista Pictures Distribution
- (United States, 2007)(theatrical)
- Buena Vista International Mexico
- (Mexico, 2007)(theatrical)
- Buena Vista International
- (Singapore, 2007)(theatrical)
- Buena Vista International
- (Argentina, 2007)(theatrical)
- Buena Vista Pictures Distribution
- (Canada, 2007)(theatrical)
- KNB EFX Group
- (dog puppets)
- Framestore CFC
- (visual effects)
- Cinesite
- (Cinesite Europe Ltd, visual effects)
- Digiscope
- (animatics)
- Custom Film Effects
- (visual effects)
- Absolute Rentals
- (post-production rentals)
- BBC Motion Gallery
- (footage provided by)
- Behind the Scenes Freight
- (shipping by)
- Boone's Animals for Hollywood
- (animals provided by)
- Chapman/Leonard Studio Equipment
- (cranes)
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