How many movies have Helmut Zierl and Sandra Speichert acted in together?

They have worked on 3 movies together! Their first movie together was Tödliches Rendezvous - Die Spur führt nach Palma (2002) while their highest rated movie together was Barbara Wood - Caribbean Secret (2009). They have not worked together since Barbara Wood - Caribbean Secret (2009). They are most known for their crime films together.