Jesse Donald Knotts (July 21, 1924 – February 24, 2006) was an American actor and comedian. He was widely known for his role as Deputy Sheriff Barney Fife on The Andy Griffith Show, a 1960s sitcom for which he earned five Emmy Awards.:18 He also played Ralph Furley on the highly rated sitcom Three's Company from 1979 to 1984. He starred in multiple comedic films, including the leading role in The Ghost and Mr. Chicken (1966) and The Incredible Mr. Limpet (1964). In 1979, TV Guide ranked him #27 on its 50 Greatest TV Stars of All Time list.