Revealing mistake: The second level of the temple is an obvious matte painting inserted into the scene.
Revealing mistake: The knife the prisoner is using to fight the guards is obviously rubber.
Revealing mistake: There is more mud makeup on the stuntman playing Virdon than there is on actor Ron Harper (Virdon) himself.
Revealing mistake: When the earthquake hits, shelves, pots, etc., in the humans' house do not move or shake, except for one bowl of fruit in the foreground that falls off a table.
Revealing mistake: The bare, non-furry, forearms of the actor playing Anto are exposed when he is entertaining the gorilla soldiers.
