The 64 year-old star will give a personality to a bear named Vincent. The film also stars Bruce Willis, William Shatner, Avril Lavigne and Allison Janney.
Over the Hedge is the story of a racoon and his best friend, a turtle, who think that suburbia is infringing on their territory.
The film is being directed by Tim Johnson, who also worked on the successful Antz. The release is set for May, 2006.