Liam Sullivan

You may not recall the name, but you might remember a TV Western called The Monroes. Sullivan played the part of Major Mapoy, a wealthy English landowner who frequently clashed with the young Monroe Family. The stars were Michael Anderson, Jr., Barbara Hershey, and Ron Soble. The series ran from 1966 through 1967 and was filmed by 20th Century Fox on location in Grand Teton National Park, Wyoming.