Chris and Gerry delve into the world of Kaiju and review The Invasion of the Astro Monster. What happens when Godzilla and Rodan are loaned to aliens in exchange for a cure for all diseases? Invasion of the Astro Monster (1965, also known as Monster Zero, is one of the most watchable and gripping kaiju films. Directed by Ishiro Honda and featuring Nick Adams and Kumi Mizune, this sci-fi horror mixes romance, politics, and paranoia into a delicious Kaiju stew.