* Kevin Zegers as Josh Framm
* Wendy Makkena as Kathy Framm
* Michael Jeter as Tom "The Mailman" Stewart
* Dan Severn as "The Wolfman" Becker
* Bonnie Hunt as Molly "The Goalie" Flemming
* Stephen Tobolowsky as Coach "The Tiger" Finnegan
* Greg Germann as Norm "The Hammer" Henderson
* Jenny Lewis as Cindy "The Fox" Finnegan
While these actors are the main human cast members, the true star of the film is Buddy, the golden retriever who played "Air Bud".