Popeye and Olive are shipwrecked; they think they are saved when they see a ship, but what they don't realize is that the crew of the Sea Witch is all ghosts, and soon they are under attack, but they don't know from what for a while.
Popeye and Olive playing checkers on a small raft. Than they're see the ghost ship. The ship was haunted by the bunch of ghosts. Soon they're attack and chased by ghostly swabs.