Martine van Os

Martine van Os was born on April 3, 1957 in Utrecht, Utrecht, Netherlands. She is an actress and casting director, known for Sinterklaas en het raadsel van 5 december (2011), Familie Oudenrijn (1987) and Sinterklaas en het geheim van de robijn (2004). She is married to Wouter Stips. They have two children.