How many movies have Heike Brandstatter and Stefanie von Pfetten collaborated on?

They have worked on 4 movies together! Their first movie together was Call Me: The Rise and Fall of Heidi Fleiss (2004) while their highest rated movie together was Battlestar Galactica: Razor (2007). They have not worked together since Percy Jackson & the Olympians: The Lightning Thief (2010). They are most known for their tv movie films together.