Marilu Henner is an American actress, singer, and author. She began her career appearing in the original production of the musical Grease in 1971, before making her screen debut in the 1977 comedy-drama film Between the Lines. In 1978, Henner was cast in her breakthrough role as Elaine O'Connor Nardo in the ABC/NBC sitcom Taxi, a role she played until 1983 and for which she received five Golden Globe Award nominations.