How many movies have Hanns-Joachim Marschall and Harald Schäfer collaborated on?

They have worked on 1 movie together! Their first movie together was Augsburger Puppenkiste - Der Räuber Hotzenplotz (1967) and was their highest rated movie together. They have not worked together since Augsburger Puppenkiste - Der Räuber Hotzenplotz (1967).