Billy &quot;Green&quot; BushBilly &quot;Green&quot; Bush Billy "Green" Bush William Warren Bush (born November 7, 1935) is an American actor, usually credited as Billy "Green" Bush and sometimes as Billy Greenbush. Typecast. Bush is a character actor, typically projecting in his screen appearances the good-ol'-boy image. He portrays mostly sheriffs and state troopers, although in his repertoire there are the occasional villains. Film. Bush's film work includes appearances in "The Savage Seven" (1968), "Five Easy Pieces" (1970), "Monte Walsh" (1970), "The Jesus Trip" (1971), "The Organization" (1971), "Welcome Home, Soldier Boys" (1972), "The Culpepper Cattle Co." (1972), "40 Carats" (1973), "Electra Glide in Blue  (1973) where his performance caused some critics to characterize his screen persona as irrepressibly unique"; "Alice Doesn't Live Here Anymore" (1974), "Mackintosh and T.J." (1975), "The Call of the Wild" (1976), "The Beasts Are on the Streets" (1978), "The Jericho Mile" (1979), "Tom Horn" (1980), "The River" (1984), "The Hitcher" (1986), "Critters" (1986), "Rampage" (1987) and "" (1993). Television. Bush has appeared frequently on television, including a recurring role as Bobby Angel on "Hill Street Blues" and an episode of "M*A*S*H", in which his character, “Cowboy”, tries to kill commanding officer Henry Blake. He twice portrayed Vernon Presley, the father  of Elvis Presley, first in the 1988 TV movie "Elvis and Me", which was based on the eponymous biography written by Presley's ex-wife Priscilla, and then in the short-lived weekly series "Elvis" in 1990. Personal life. Bush is the father of twins Lindsay and Sidney Greenbush (retired child actresses who alternately starred as Carrie in "Little House on the Prairie") and actor Clay Greenbush. Billy "Green" Bush William Warren Bush (born November 7, 1935) is an American actor, usually credited as Billy "Green" Bush and sometimes as Billy Greenbush. Typecast. Bush is a character actor, typically projecting