who is the actor that played gilligan on gilligan's island
Robert Osbourne Denver (January 9, 1935 -- September 2, 2005) was an American comedic actor. He is known for having portrayed Gilligan on the television series Gilligan's Island and the beatnik Maynard G. Krebs on the 1959 -- 1963 sitcom The Many Loves of Dobie Gillis.