Dramatic actor who shifted into comedy on Third Rock From the Sun.
He decided to pursue a career in acting after watching a performance of Gilbert and Sullivan's Utopia Limited at Harvard College.
He has won 5 Emmy Awards, two Tony Awards, two Golden Globes, two Screen Actor Guild Awards, and an American Comedy Award.
He married Jean Taynton in 1966.
He also made several appearances in the hit show Dexter, starring Michael C. Hall.