First ROCK DOG Trailer Don’t miss the first ROCK DOG trailer! The film, directed by Ash Brannon (Surf’s Up, Toy Story 2), stars the voice talents of Luke Wilson, Eddie Izzard, Lewis Black, Kenan Thompson, Mae Whitman, Jorge Garcia, Matt Dillon, Sam Elliott, and J.K. Simmons. ROCK DOG will be released in theaters on February 24. When a radio falls from the sky into the hands of a wide-eyed Tibetan Mastiff, he leaves home to fulfill his dream of becoming a musician, setting into motion a series of completely unexpected events.