Mohd Syamsul Mohd Yusof (born 21 May 1984) is a Malaysian actor, director, writer, producer and singer. He is also known for his action and horror films, which led him to set a record as the youngest Best Director to ever win an award at the 23rd Malaysian Film Festival at the age of 25. He is the son of the country's famous director who once won the Six Million Dollar Man, Datuk Dr. Yusof Haslam.
