Worth also worked with noted avant-garde director Peter Brook, starring in the famed 1962 production of "King Lear" which opened the New York State Theater two years later. She also appeared in his experimental "Oedipus" opposite John Gielgud in 1968 and toured Iran with "Orghast," Brook's attempt to develop an international language of the theater. In 1965, Worth won the first of three Tony Awards for her commanding performance as the mysterious Miss Alice in Edward Albee's metaphysical drama, "Tiny Alice."Worth re-settled in the US in 1975, when she played opposite Christopher Walken in the Broadway revival of Tennessee Williams' "Sweet Bird of Youth," which brought her a second Tony. She continued to earn critical kudos (and theater awards) as the 1990s dawned, with her role as Grandma Kurnitz in Neil Simon's Pulitzer Prize-winning play, "Lost in Yonkers," a role she recreated in Martha Coolidge's 1993 feature adaptation.Worth's occasional forays into film include "Orders to Kill" (1958), for which she won the British Academy Award for Best Actress, "The Scapegoat" (1959), "Nicholas and Alexandra" (1971), "Eyewitness" (1981) and "Deathtrap" (1982).