Mark Lenard (October 15, 1924 - November 22, 1996) was an American actor, primarily in television.

Aaron Stempel (Mark Lenard)

Spock's father, Sarek (Mark Lenard), confronts Kirk about his son's death.

Mark Lenard plays Sarek, Spock's father and Vulcan ambassador.

Along the wall are portraits of historical figures including Abraham Lincoln, Spock's father Sarek (Mark Lenard), and an unnamed Andorian ambassador.

Mark Lenard as General Urko (11 episodes), a violent gorilla and the series' main antagonist.

The character was originated by Mark Lenard in the 1967 episode "Journey To Babel".

Mark Lenard's final filmed appearance in the role was in Star Trek VI: The Undiscovered Country.

Additionally, Mark Lenard, playing the Romulan commander, makes his first Star Trek appearance.

The Boys in Autumn (with Walter Koenig and Mark Lenard)