Best Sci-Fi movies of 1963

Actors : Joaquín Cordero, Jorge Russek, Andrés Soler, Ana Bertha Lepe,
Directors : Jaime Salvador,

A yeti-like monster is stalking the mountains of rural Mexico, sometimes displaying the powers of hypnosis. It ultimately plays a part in destroying two shady characters.

Actors : Gaetano Quartararo, Rosemary Dexter, Mara Carisi, Renato Salvatori,
Directors : Ugo Gregoretti,

An alien takes over the body of an Earthman in order to learn about the planet so his race can take it over.

Actors : Charlie Robinson, Al Monaco, Irving Selig, Dino Tarronova,

A man travels back in time and meets prehistoric cavepeople who are often nude.

Actors : Armando Silvestre, Julio Alemán, Rosita Arenas, Wolf Ruvinskis,
Directors : Federico Curiel,

Neutron, a superhero/wrestler, goes up against a mad scientist and his army of monsters.

Actors : Ellen Schwiers, Hans von Borsody, Herbert Stass, Hannes Schmidhauser,
Directors : Raphael Nussbaum,

A scientist creates an invisibility formula, but it is stolen by a master criminal who uses it to commit even bigger crimes.

Actors : Elsa Cárdenas, Jaime Fernández, Eric del Castillo, Rosa Carmina,
Directors : Alfredo B. Crevenna,

Count Brankovan is a mad scientist who is trying to become immortal by draining and then drinking liquid from his victims' brains. The police are desperately trying to catch him.