The Hollywood Reporter reports that Matt Dillon will join the comedy "Old Dogs" for Walt Disney Pictures. He joins a cast which already includes Robin Williams, John Travolta and Kelly Preston. Walt Becker ("Wild Hogs") is directing. David Diamond and David Weissman wrote the screenplay.

The movie will tell of "a divorced father of 6-year-old twins and his womanizing best friend/business partner who have their hands full when they're forced to care for the kids for two weeks."

Dillon will play Barry, the leader of the summer camp where they take the kids.