How many movies have Merab Ninidze and Rainer Sellien acted in together?

They have worked on 4 movies together! Their first movie together was Mutterliebe - Der Usedom-Krimi (2019) while their highest rated movie together was Nachtschatten - Der Usedom-Krimi (2020). They have not worked together since Schmerzgrenze - Der Usedom-Krimi (2020).