How many movies have Jens Schwietering and Silvia Kippert acted in together?

They have worked on 4 movies together! Their first movie together was Ich piss' auf deinen Kadaver (1999) while their highest rated movie together was Psychokill - Tod der Schmetterlinge (2001). They have not worked together since Psychokill - Tod der Schmetterlinge (2001). They are most known for their horror films together.