The Alley Cats are a group of jazz-loving stray cats and friends of Thomas O'Malley who aid him in Disney Heroes vs Villains. Though more suited to playing music than fighting, they are not afraid to stand against the villains in defense of their friends.
- Scat Cat (Leader and Trumpeter)
- Billy Boss (Guitarist)
- Peppo (Accordionist)
- Shun Gon (Pianist)
- Hit Cat (Guitarist)