​From Wikipedia, the free encyclopedia.   Rosalind Cash (December 31, 1938 – October 31, 1995) was an American singer and actress, whose best known film role was as Charlton Heston's character's love interest Lisa, in the 1971 science fiction cult classic, The Omega Man. To soap audiences, she is probably best remembered as Mary Mae Ward on General Hospital from 1994–1995. Cash was the second of four children. Her siblings were John (1936–1998), Robert, and Helen. All were born and raised in A...