<Tr> <Th> Years active </Th> <Td> 1963--present </Td> </Tr> <Tr> <Th> Spouse (s) </Th> <Td> Linda Lavin (m . 1969; div. 1981) Jessica Walter (m . 1983) </Td> </Tr> <P> Ronald Leibman (born October 11, 1937) is an American actor . He won both the Tony Award for Best Actor in a Play and the Drama Desk Award for Outstanding Actor in a Play in 1993 for his performance as Roy Cohn in Angels in America Parts I and II . Leibman also won a Primetime Emmy Award for his role as Martin' Kaz' Kazinsky in his short - lived crime drama series Kaz . In 1986 Leibman was nominated for a Golden Globe for Best Supporting Actor for the role of Morris Huffner in Christmas Dove . Leibman is most known for providing the voice of Ron Cadillac in Archer and for playing Dr. Leonard Green, Rachel's rich, short - tempered father on the sitcom Friends . </P> <P> Leibman was a member of the Compass Players in the late 1950s, and was admitted to the Actors Studio shortly thereafter . </P>

Who does the voice of ron cadillac on archer