An acclaimed American actor, he gained fame for his one-man stage show, "Mark Twain Tonight!", which showcased his remarkable ability to embody the iconic author. His career spanned over six decades, with memorable roles in films like "All the President's Men" and "Into the Wild," earning him an Academy Award nomination. On television, he appeared in series such as "The West Wing" and "Sons of Anarchy." His deep, resonant voice and commanding presence made him a beloved figure in both theater and film.