Halroy Candis Williams was an American actor, best known for his recurring roles as Officer Smith ("Smitty") on Sanford and Son (1972–1976), Harley Foster on The Waltons (1973–1980), and as family patriarch Lester Jenkins on the NBC sitcom 227 which originally aired from 1985 until 1990. His film credits include Private Benjamin (1980), Guess Who (2005), and Flight (2012).