How many movies have Jutta Speidel and Kristina Nel acted in together?

They have worked on 4 movies together! Their first movie together was Hurra, die Schule brennt (1969) while their highest rated movie together was Auch ich war nur ein mittelmäßiger Schüler (1974). They have not worked together since Auch ich war nur ein mittelmäßiger Schüler (1974). They are most known for their comedy films together.