Longtime actor whose prominent roles included Captain Von Trapp in The Sound of Music and his Academy Award-winning portrayal of Hal Fields in the 2010 film Beginners. His other notable credits included The Return of the Pink Panther, Star Trek VI: The Undiscovered Country, The Man Who Would Be King, and the animated film Up.
His role as Mr. Darcy in his high school production of Pride and Prejudice garnered the attention of theater critic Herbert Whittaker. He made his film debut in the 1958 movie Stage Struck.
He won a number of awards for his role in the 1999 Michael Mann film The Insider.
He starred in The Return of the Pink Panther with Peter Sellers.