杰·马蒂斯，Jan Matthys is a Belgian film and television director. Jan started his career directing non-fiction such as Zalm voor Corleone and De Bende van Wim. However he soon discovered that his heart was with fiction. He directed some episodes of series such as Aspe and Kinderen van Dewindt, but his real break through was in 2008 with Katarakt.