Biography:Franklyn Vincent Ellison Seales (July 15, 1952 – May 14, 1990) was an American film, television and stage actor. He was known for his portrayals of business manager Dexter Stuffins in the 1980s sitcom Silver Spoons, and real-life convicted cop killer Jimmy Lee (Youngblood) Smith in the 1979 film The Onion Field.