Star Trek IV: The Voyage Home (1986)

Star Trek IV: The Voyage Home is a 1986 American science fiction film directed by Leonard Nimoy and based on the television series Star Trek. It is the fourth feature installment in the Star Trek film series, and is a sequel to Star Trek III: The Search for Spock (1984); it completes the story arc begun in Star Trek II: The Wrath of Khan (1982) and continued in The Search for Spock.