Greg McLean is an Australian film director, producer, and writer, best known for his work in the horror genre. He gained prominence with his debut feature 'Wolf Creek' (2005), which became a cult hit and established his reputation for crafting intense and atmospheric thrillers. McLean has since directed other films such as 'Rogue' (2007) and 'The Belko Experiment' (2016), further solidifying his status in the horror film industry.