How many movies have Erna Haffner and Trude Wilke-Roßwog acted in together?

They have worked on 2 movies together! Their first movie together was Wenn am Sonntagabend die Dorfmusik spielt (1953) while their highest rated movie together was When the White Lilacs Bloom Again (1953). They have not worked together since When the White Lilacs Bloom Again (1953).