In comic Woody Allen's film debut, he took the Japanese action film "International Secret Police: Key of Keys" and re-dubbed it, changing the plot to make it revolve around a secret egg salad recipe.

In 1870, Japanese ambassador Sakaguchi and his entourage travel by train to Washington to deliver a valuable sword to the President of the United States, a gift from the Emperor of Japan. On board the same train are two robbers, Link and Gauche, ready to make their move…

In Japan, scientifically advanced invaders from the war-destroyed planet Mysteroid cause an entire village to vanish, then send a giant robot out to storm the city by night, after which they request a small patch of land on Earth and the right to marry earthling women, claiming to be pacifists. Mankind must decide whether to capitulate or to resist.

When a space probe crash-lands on a far-flung Pacific atoll, the craft's alien stowaways decide to take over their new world one creature at a time. Soon, the parasitic life forms latch onto three indigenous critters -- a squid, a crab and a snapping turtle -- and transform them into colossal mutant monsters.

An American journalist stationed in Japan is given a mysterious injection by a mad scientist, turning him into a murderous, two-headed monster.

Shipwreck survivors found on the presumably uninhabited Infant Island leads to a scientific expedition that discovers a surviving native population along with the Shobijin, tiny twin fairy priestesses of the island's mythical deity called Mothra. After the fairies are kidnapped by an exploitative businessman named Clark Nelson, Mothra sets out to rescue them.

A massive underwater volcano erupts and puts a group of investigative scientists in danger. They are rescued by an atomic super submarine named The Alpha under the command of Captain McKenzie. The group is quickly taken to a vast underwater city known as Latitude Zero, a fantastic, Atlantean type utopia, a world beneath the ocean with its own sun. It is soon discovered that Captain McKenzie is at war with the evil Dr. Malic, a cruel scientist who wishes to rule mankind all the while conducting genetic experiments on humans and animals. Malic sends his agents to kidnap Dr. Okada, a human scientist who has created a serum that can immunize exposure to radiation.

Zero Mostel plays an inspector on the trail of criminals who have captured a robot called Chatze(sp?) played by Felix Silas. The inspector has delusions that he is a great Samurai warrior and the movie flashes back and forth between present day and ancient times.

Futari no hitomi (二人の瞳, Futari no hitomi, The Eyes of Two People) a.k.a. Girls Hand in Hand (USA title) is a 1952 black-and-white Japanese film directed by Shigeo Nakaki.

Two American G.I.s visiting Tokyo find themselves mixed up with espionage, a pretty flight attendant, a mad scientist, geisha girls, and a goofy magician-hypnotist and his white rabbits.