Little House on the Prairie
1974
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, in both the original and 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 in an episode of the original Star Trek series. Wikipedia