Haldun Boysan was born on July 6, 1958 in Turkey. He is the son of Aydın Boysan, a well known architect and essayist. One of his notable works are Valley of the Wolves as Tombalacı Mehmet who's one of the councils of the Wolves. Boysan is an actor, known for On Board (1998), Toss-Up (2004), Zincirbozan (2007) and Çakal (2010).