According to the producers of "24" (2001), his resemblance to president Richard Nixon was not deliberate; it was merely a coincidence.
Before playing the President of the United States on "24" (2001), he played a presidential candidate in a commercial for cheese.
He has played five characters in the last three "Star Trek" (1966) spin-offs.
Lives in Los Angeles with his wife, an artist, and their two children Will (b. 1983) and Julia (b. 1986).
Was nominated for Broadway's 1994 Tony Award as Best Actor (Featured Role - Play) for "The Kentucky Cycle".