His first big hit came in 1972 with Jon Voight in the film Deliverance, in which he played defenseless businessman Bobby Trippe. He also played the corrupt Senator Charles F. Meachum in the film Shooter.
He was a successful a cappella and gospel singer as a teen.
In 2010, he voiced the character Lotso in the Disney Pixar film Toy Story 3.
He married his fourth wife, Sandra Johnson, in 1999.
He was in Network with Faye Dunaway.