Tunç Okan was born on August 18, 1942 in Istanbul, Turkey as Tunç Kulen. He is an actor and writer, known for Mercedes mon amour (1993), Otobüs (1975) and Umut üzümleri (2013). Director/scriptwriter/actor/producer and former dentist. Credited as "Bay Okan" in non-Turkish prints of his films. "Bay" simply means "mister".