A
- A Boy and His Dog
- A Boy and His Dog (1946 film)
- A Bug's Life (animated)
- A Dog of Flanders
- A Tiger Walks
- The Adventures of Milo and Otis
- The African Lion
- Air Bud
- Air Bud: Golden Receiver
- Air Bud: Seventh Inning Fetch
- Air Bud Spikes Back
- Air Bud: World Pup
- Air Buddies
- All Dogs Go to Heaven (animated)
- All Dogs Go to Heaven 2 (animated)
- Alpha and Omega (film) (animated)
- Alvin and the Chipmunks
- An American Tail (animated)
- An American Tail: Fievel Goes West (animated)
- An American Tail: The Treasure of Manhattan Island (animated)
- Anaconda
- Andre
- Animal Farm (1954 film) (farm animals, anthropormomic pigs)
- The Ant Bully (animated)
- Antz
- Arachnophobia
- Arashi no Yoru Ni (animated)
- Arctic Tale
- The Aristocats(animated)
- As Good as It Gets
Read more about this topic: List Of Films About Animals