Peter Lindsay Weir is an Australian retired film director, screenwriter, and producer. He directed films crossing various genres over forty years, such as Homesdale (1971), Picnic at Hanging Rock (1975), The Plumber (1979), Gallipoli (1981), The Year of Living Dangerously (1982), Witness (1985), The Mosquito Coast (1986), Dead Poets Society (1989), Fearless (1993), The Truman Show (1998), Master and Commander: The Far Side of the World (2003), and The Way Back (2010). He has received six Academy Award nominations and he has won two AACTA Award for Best Direction and two BAFTA Award for Best Direction. In 2022, he was awarded the Academy Honorary Award for his lifetime career achievement. In 2024, he received an honorary life-time achievement award at the Venice Film Festival.