A film version of the novel , directed by the author 's son Lawrence Blume , started production in October 2010 and was released at the 15th Annual Sonoma International Film Festival on April 12 , 2012 . It won the Jury Award for Best Feature in the Palm Beach International Film Festival . Willa Holland is cast as Davey , Tatanka Means as Wolf and Amy Jo Johnson as Gwen Wexler . It was released on June 7 , 2013 both in art house cinemas and video-on-demand
Palm Beach International Film Festival
Palm Beach International Film Festival
Tiger Eyes