How many movies have Hugo Wiener and Raoul Retzer collaborated on?

They have worked on 2 movies together! Their first movie together was Das ist die Liebe der Matrosen (1962) while their highest rated movie together was Ohne Krimi geht die Mimi nie ins Bett (1962). They have not worked together since Ohne Krimi geht die Mimi nie ins Bett (1962).