How many movies have Alfredo Ruanova and Arcadi Artis Gener collaborated on?

They have worked on 11 movies together! Their first movie together was Orlak, the Hell of Frankenstein (1960) while their highest rated movie together was Planet of the Female Invaders (1966). They have not worked together since Rocambole vs. the Harpies (1967). They are most known for their science fiction films together.