The Lost World: Jurassic Park is a 1997 action-adventure video game developed by DreamWorks Interactive and Appaloosa Interactive, and published by Electronic Arts and Sega for the PlayStation and Sega Saturn, respectively. The game is based on the film of the same name, which in turn is based on the 1995 novel by Michael Crichton. In 1998, a special edition of the game was released for the PlayStation as a Greatest Hits title, with several modifications to the gameplay.