How many movies have Emilio Martínez Lázaro and Renate Engelmann collaborated on?

They have worked on 2 movies together! Their first movie together was The Corpse Packs His Bags (1972) while their highest rated movie together was The Vengeance of Dr. Mabuse (1972). They have not worked together since The Vengeance of Dr. Mabuse (1972).