Leonard Nimoy

Leonard Simon Nimoy is an American actor, film director, poet, musician and photographer. Nimoy's most famous role is that of Spock in the original Star Trek series (1966–1969), and in multiple film, television, and video-game sequels.

Nimoy began his career in his early twenties, teaching acting classes in Hollywood and making minor film and television appearances through the 1950s, as well as playing the title role in Kid Monk Baroni. In 1953, he served in the United States Army. In 1965, he made his first appearance in the rejected Star Trek pilot, "The Cage", and would go on to play the character of Mr. Spock until 1969, followed by seven feature films and guest slots in various sequels. His character of Spock had a significant cultural impact and garnered Nimoy three Emmy Award nominations; TV Guide named Spock one of the 50 greatest TV characters. After the original Star Trek series, Nimoy starred in Mission: Impossible for two seasons, hosted the documentary series In Search of..., and narrated Civilization IV, as well as making several well-received stage appearances.

Nimoy's fame as Spock is such that both his autobiographies, I Am Not Spock (1977) and I Am Spock (1995) detail his existence as being shared between the character and himself

Source: http://en.wikipedia.org/wiki/Leonard_Nimoy