<Tr> <Th> Spouse (s) </Th> <Td> Mary Ley (2001--present), Sheryl Thompson (1979 - 1989) </Td> </Tr> <P> Theodore William "Ted" Lange (/ lændʒ /; born January 5, 1948) is an American actor, director, and screenwriter best known for his role as the bartender, Isaac Washington, in the TV series The Love Boat . </P> <P> Lange was born in Oakland, California, in 1948, the son of Geraldine L., a television show host, and Ted Lange . Lange attended the Royal Academy of Dramatic Art . Lange was a cast member of the musical Hair . His first screen appearance was in the documentary film Wattstax in 1973 . After appearing in the film Black Belt Jones in 1974, he portrayed Junior on the series That's My Mama before landing the role of the ship's bartender, Isaac, on The Love Boat in 1977, opposite Gavin MacLeod . After he left the show in 1987, Lange appeared in various films and guest roles on 227, The Cleveland Show, Glitch!, Evening Shade, Scrubs, Drake & Josh, The King of Queens, Boy Meets World, Psych and Are We There Yet . </P> <P> In addition to his film and television work, Lange has also done extensive theater work . He made his Broadway debut in 1968 in the musical Hair . He also performed in a one - man show, Behind the Mask: An Evening with Paul Laurence Dunbar . </P>

Who was the head bartender on the long running u.s. tv series the love boat
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