In the extended version, the events in the film are played against a backdrop of conflict between the United States and the Soviet Union, with the potential for all-out war. The sinking of Montana additionally fuels the aggression. There is additionally more conflict between Bud and Lindsey in regard to their former relationship. The primary addition is the ending: When Bud is taken to the alien ship, the aliens begin by showing him images of war and aggression from news sources around the globe. The aliens then create massive megatsunamis that threaten the world's coasts, but stop them short before they hit. Bud asks why they spared the humans, and they show Bud his message to Lindsey before bringing him, the alien ship, and Deep Core to the surface.