Rock Dog is a 2016 animated comedy film directed by Ash Brannon, from a script by Brannon and Kurt Voelker. Produced by Mandoo Pictures and Huayi Brothers, the film is loosely based on the Chinese graphic novel Tibetan Rock Dog by Zheng Jun. It features the voices of Luke Wilson, J. K. Simmons, Eddie Izzard, Lewis Black, Kenan Thompson, Mae Whitman, Jorge Garcia, Matt Dillon, and Sam Elliott. The film focuses on a young Tibetan Mastiff who leaves his mountain home village to become a rock musician in the big city after a radio falls from the sky.