Jurassic Park is a science fiction adventure film directed by Steven Spielberg and based on the novel by Michael Crichton. The film tells the story of a wealthy entrepreneur who creates a theme park featuring cloned dinosaurs. Chaos ensues when the dinosaurs escape and wreak havoc on the island, forcing the park's visitors and staff to fight for survival. The film features groundbreaking visual effects that brought the dinosaurs to life in a way that had never been seen before on screen. Jurassic Park was a critical and commercial success, spawning a franchise that includes several sequels and spin-offs.