Katharine Hepburn is a professional actress.
Katharine Hepburn . She remained active into old age , making her final screen appearance in 1994 at the age of 87 . The Lion in Winter (1968 film) . The film stars Peter O'Toole , Katharine Hepburn , John Castle , Anthony Hopkins as Richard the Lionheart ( in his film debut in a major role ) , Jane Merrow and , in early appearances , Timothy Dalton ( in his film debut ) and Nigel Terry .