After a car accident in which his wife, Debra, was killed and he was injured, Frank Bannister develops psychic abilities allowing him to see, hear, and communicate with ghosts. After losing his wife, he then gave up his job as an architect, letting his unfinished "dream house" sit incomplete for years, and put these skills to use by befriending a few ghosts and getting them to haunt houses in the area to drum up work for his ghostbusting business; Then Frank proceeds to "exorcise" the houses for a fee. But when he discovers that an entity resembling the Grim Reaper is killing people, marking numbers on their forehead beforehand, Frank tries to help the people whom the Reaper is after!

During World War II, a shot-down American pilot and a marooned Japanese navy captain find themselves stranded on the same small uninhabited island in the Pacific Ocean.Following war logic, each time the crafty Japanese devises something useful, he guards it to deny its use to the Yank, who then steals it, its proceeds or the idea and/or ruins it. Yet each gets his chance to kill and/or capture the other, but neither pushes this to the end. After a while of this pointless pestering, they end up joining forces to build and man a raft...