How many movies have Erika Lehmphul and Lothar Warneke collaborated on?

They have worked on 10 movies together! Their first movie together was Dr. med. Sommer II (1970) while their highest rated movie together was Bear Ye One Another's Burden... (1988). They have not worked together since Bear Ye One Another's Burden... (1988). They are most known for their drama films together.