A lot of people who aren't into Star Trek are aware of Star Trek IV: The Voyage Home . Mention it to someone, and you'll likely get a mild look of recognition, followed by a nod of the head and, "Oh yeah, the one with the whales, right?" It was a pretty popular film in its day -- its total box office was $139 million, which comes to $331 million in 2021 dollars. Tonight, I'm going to watch it again, at theater, for a special 35th anniversary screening. I am shivering with anticipation. The premise of Star Trek IV is pretty engaging: a mysterious probe has arrived at Earth. It is sending a signal, directed at Earth's oceans, which is disrupting both the power and eco-systems of the planet. Kirk, Spock and crew are away while this is happening, and deduce that the sounds emanating from the probe are directed at humpback whales. Apparently, this alien life form used to communicate with those mammals, centuries ago, across the stars, but humans eventually hunte