Harvey Lee Yeary (born April 23, 1939), known professionally as Lee Majors, is an American actor. He portrayed the characters of Heath Barkley on the American television Western series The Big Valley (1965–1969), Colonel Steve Austin on the American television science-fiction action series The Six Million Dollar Man (1973–1978), and Colt Seavers on the American television action series The Fall Guy (1981–1986).