How many movies have Käthe Haack and Paul Klinger acted in together?

They have worked on 6 movies together! Their first movie together was Fridericus (1937) while their highest rated movie together was Rosen-Resli (1954). They have not worked together since The Tragedy of Silence (1962).

Role
Maria Theresia von Österreich
Role
Rittmeister von Bonin