High Quality Content by WIKIPEDIA articles! Spock, commonly Mister Spock, is a fictional character in the Star Trek media franchise. First portrayed by Leonard Nimoy in the original Star Trek series, Spock also appears in the animated Star Trek series, two episodes of Star Trek: The Next Generation, seven of the Star Trek feature films, and numerous Star Trek books, comics, and video games. In the 2009 film Star Trek, Nimoy reprised his role alongside Zachary Quinto, who played a younger, alternate-timeline version of the character, and Jacob Kogan playing Spock as a child.