Ronald Leibman (October 11, 1937 – December 6, 2019)

NEW YORK (AP) — Actor Ron Leibman, who appeared in movies, theater
and television in a career that spanned six decades and won a Tony award
for Tony Kushner’s iconic play ”Ängels in America," died Friday after an 
illness. A friend, speaking on condition of anonymity, said the cause was
complications of pneumonia.

Ron Leibman as Dr. Leonard Green in the NBC sitcom Friends.