Who is the actor younger brother of the co-writer of Club Paradise?
Club Paradise:  The film reunites director / co-writer Ramis with most of his SCTV co-stars – "SCTV" cast members Andrea Martin, Eugene Levy, Rick Moranis, Joe Flaherty, and Robin Duke play supporting roles in the film, as does co-writer Brian Doyle-Murray, a former "SCTV" staff writer. Brian Doyle-Murray: Brian Doyle-Murray (born Brian Murray, October 31, 1945) is an American actor, voice artist, comedian and screenwriter. Brian Doyle-Murray:  He is the older brother of actor/comedian Bill Murray, and the two have acted together in several films, including "Caddyshack", "Scrooged", "Ghostbusters II", "The Razor's Edge", and "Groundhog Day".
Bill Murray