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