How many movies have Johannes Meyer and Wilhelm Prager collaborated on?

They have worked on 2 movies together! Their first movie together was Der kleine Muck (1921) while their highest rated movie together was Tischlein deck dich, Eselein streck dich, Knüppel aus dem Sack (1921). They have not worked together since Tischlein deck dich, Eselein streck dich, Knüppel aus dem Sack (1921).