What American actor performed in Hamlet in 1964 and Exorcist II:  The Heretic in 1977?
Exorcist II: The Heretic:  It stars Linda Blair, Richard Burton, Louise Fletcher, Max von Sydow, Kitty Winn, Paul Henreid and James Earl Jones. Richard Burton: Richard Burton, CBE ( ; born Richard Walter Jenkins Jr.; 10 November 19255 August 1984) was a Welsh actor who was noted for his mellifluous baritone voice.
i don't know