Jon Glaser. Writer: Late Night with Conan O'Brien. Jonathan Daniel Glaser (born June 20, 1968) is an American actor, comedian, writer, producer, and director. He is best known for his work as a writer and sketch performer for many years on Late Night with Conan O'Brien, creating and starring in the Adult Swim series Delocated and Neon Joe, Werewolf Hunter as well as the truTV series Jon Glaser Loves Gear. Glaser...