Watch Mind Meld: Secrets Behind the Voyage of a Lifetime for Free: How to Stream the Movie Online at 123Movies. . An unprecedented examination of the impact the Star Trek experience has had on the franchise's most celebrated participants: William Shatner and Leonard Nimoy. These two stars have arguably embodied the brightest icons in the sci-fi universe; Shatner as passionate Captain James T. Kirk, and Nimoy as logical-minded, half Vulcan Mr. Spock.