Desc: The Great Thirst: William Mulholland: Directed by Matthew Justus. The complex and storied history of California through the lens of its relationship with water. Inspired by the book of the same name by acclaimed author and professor Norris Hundley Jr., the documentary highlights William Mulholland and the creation of modern Los Angeles by illustrating one of engineering's greatest achievements of the 20th century, and one of its biggest disasters.