How many movies have Eszter Sümegi and Hannes Rossacher collaborated on?

They have worked on 1 movie together! Their first movie together was Verdi: Aida (The Open Air Event from the Festival St Margarenthen) (2004) and was their highest rated movie together. They have not worked together since Verdi: Aida (The Open Air Event from the Festival St Margarenthen) (2004).