Mason Cook

The Texas Rangers chase down a gang of outlaws led by Butch Cavendish, but the gang ambushes the Rangers, seemingly killing them all. One survivor is found, however, by an American Indian named Tonto, who nurses him back to health. The Ranger, donning a mask and riding a white stallion named Silver, teams up with Tonto to bring the unscrupulous gang and others of that ilk to justice.

Eight years after the third film, the OSS has become the world's top spy agency, while the Spy Kids department has since become defunct. A retired spy Marissa is thrown back into the action along with her stepchildren when a maniacal Timekeeper attempts to take over the world. In order to save the world, Rebecca and Cecil must team up with their hated stepmother. Carmen and Juni have since also grown up and will provide gadgets to them.