Frank Bank (April 12, 1942 – April 13, 2013) was an American actor, particularly known for his role as Clarence "Lumpy" Rutherford on the 1957–1963 situation comedy television series Leave It to Beaver. Popular character actor Richard Deacon portrayed Lumpy's overbearing television father, Fred Rutherford. Veronica Cartwright was cast as Lumpy's sister, Violet. Bank was cast in fifty episodes of Leave It to Beaver between January 24, 1958, until the series finale on May 30, 1963. Thereafter, he was cast as Clarence Rutherford in 101 episodes of the series sequel, The New Leave It to Beaver, which aired on cable television from 1983 to 1989. Beginning in 1973, Bank became a bond broker in his native Los Angeles, California. His autobiography, Call Me Lumpy: My Leave It To Beaver Days and Ot