Sally Field & Ron Leibman In "Norma Rae"

Actress Sally Field plays the title role in the 1979 20th Century Fox production of "Norma Rae". Field is shown sitting in a diner with actor Ron Leibman. Undated movie still.

(CNN) -- Ron Leibman, an acclaimed film, television and Tony-winning actor, has died, his agent Robert Attermann of Abrams Artists Agency said.

Leibman was 82.

His agent said the cause was pneumonia.

"We at Abrams Artists Agency are saddened to hear the news of Ron's passing. Ron was an incredibly talented actor with a distinguished career in film, TV and theatre. Our thoughts go out to his wife, Jessica (Walter), and his family," Atterman said in a statement.