Watch The Day the Fish Came Out

This is a sci-fi comedy movie about a lost secret weapon and the people who must find it. A plane is carrying a new and dangerous secret weapon. It goes down into the waters off the Greek Isles. The United States decides they do not want panic, so they disguise their agents going in. All their agents are dressed as tourists. The Isle where the plane crashed does not get many tourists, and these people feel they are being invaded.

The island is isolated and has developed its own, unique culture. The agents looking for their plane and weapon misinterpret the local customs.