Premise: Leonard Simon Nimoy ( ; March 26, 1931 – February 27, 2015) was an American actor, film director, photographer, author, singer and songwriter. He was best known for his role as Spock of the "Star Trek" franchise, a character he portrayed in television and film from shot in late 1964 to his final film performance in 2013.
Hypothesis: Leonard Simon Nimoy wanted to keep acting in Star Trek even after his final performance.