Ron Leibman, best known to audiences as Dr. Green from 'Friends' or as the voice of Ron Cadillac from 'Archer', has died at the age of 82.

As well as starring in recurring roles in the likes of 'Friends', 'Archer', Leibman was a Tony Award-winning actor for his portrayal of Roy Cohn in the play, 'Angels In America'. Leibman also wrote, starred and produced '70s crime thriller series 'Kaz', which won him an Emmy for Outstanding Drama Lead.

Leibman also starred in 'The Sopranos' as Tony Soprano's surgeon, Dr. Plepler, and appeared in the 1972 adaptation of Kurt Vonnegut's 'Slaughterhouse-Five'.

Ron Leibman is survived by his wife, fellow actor Jessica Walter, who played Lucille Bluth in 'Arrested Development' and co-starred with Leibman on 'Archer'.