Richard Dysart, the Emmy-winning actor who portrayed the cranky senior partner Leland McKenzie in the slick, long-running NBC drama L.A. Law, has died. He was 86.Dysart, who also played Coach in the original 1972 Broadway production of Jason Miller’s Pulitzer Prize-winning That Championship Season, died Sunday at home in Santa Monica after a long illness, his wife, artist Kathryn Jacobi, told The Hollywood Reporter ...He ... was the bad guy who battled Clint Eastwood in Pale Rider ...