Mark Lenard

Mark Lenard was an American actor, primarily in television. His most famous role was that of Sarek, father of Spock, in the science fiction Star Trek franchise, both in Star Trek: The Original Series and the animated series, in three films, and in two episodes of Star Trek: The Next Generation. He also played a Klingon in Star Trek The Motion Picture, and a Romulan Commander in the episode "Balance of Terror" of the original series.