Star Trek III: The Search for Spock, the first feature film directed by Leonard Nimoy, is Star Trek‘s most underrated movie. Released on June 1, 1984, Star Trek III: The Search for Spock celebrates its 40th anniversary. Written by Star Trek producer Harve Bennett, Star Trek III is a direct sequel to Star Trek II: The Wrath of Khan, directed by Nicholas Meyer. Star Trek III is also the middle act in what has unofficially been dubbed ‘The Genesis Trilogy,’ which is completed by Star Trek IV: The Voyage Home, also directed by Leonard Nimoy.
https://screenrant.com/star-trek-3-leonard-nimoy-movie-underrated-why/