Alicia Silverstone and Tim Heidecker Join Benny Safdie's 'Lizard Music'

Alicia Silverstone and Tim Heidecker have joined the cast of "Lizard Music," Benny Safdie's live-action/CGI hybrid adaptation of Daniel Pinkwater's novel. Ten-year-old Theo Clark Leber stars in the lead role opposite Dwayne Johnson, who is also producing. Character details for Silverstone and Heidecker remain under wraps.