Watch Regular Show: The Movie (2015) full movie, watch cartoons online.
Synopsis: After a future, dying Rigby comes to warn the gang about the future, they must time travel back in time to when Mordecai and Rigby were in high school to stop a evil, crazy volleyball coach from destroying time. Will it work? Can Rigby tell the truth even if it will cost him and Mordecai their friendship?
Director: J.G. Quintel
Writers: J.G. Quintel (creator), Sean Szeles, 16 more credits
Stars: J.G. Quintel, William Salyers, Sam Marin
More infor: IMDB, Wikipedia