* = Hall of Fame. OAK = Oakland/L.A. Raiders; LA = L.A. Rams; STL 1962-87 = St. Louis Cardinals; STL 1995-2011 = St. Louis Rams; HOU 1970-86 = Houston Oilers; HOU 2002-11 = Houston Texans; BAL 1962-83 = Baltimore Colts; BAL 1996-2011 = Baltimore Ravens. Supplemental draft choices are NOT included. *HINT* - several of these players were NOT running backs by trade.