Bad Manners is a 1984 American black comedy teen film released by New World Pictures. Written and directed by Robert Houston and produced by Kim Jorgensen, the film follows a group of juvenile delinquents who escape the oppressive Catholic orphanage where they live in order to rescue one of their fellow "inmates". While the film's adult stars Martin Mull, Karen Black, Anne De Salvo, and Murphy Dunne received top billing in promotional materials, the story is told through the perspective of the adolescent protagonists; played by Georg Olden, Pamela Segall, Michael Hentz, Joey Coleman, and Christopher Brown.

Martin Eugene Mull is an American actor, comedian and musician who has appeared in many television and film roles. He is also a painter and recording artist. As an actor, he first became known in his role on Mary Hartman, Mary Hartman and its spin-off Fernwood 2 Night. Among his other notable roles are Colonel Mustard in the 1985 film Clue, Leon Carp on Roseanne, Willard Kraft on Sabrina the Teenage Witch, Vlad Masters / Vlad Plasmius on Danny Phantom, and Gene Parmesan on Arrested Development. He had a recurring role on Two and a Half Men as Russell, the drug-using, humorous pharmacist.