The Pursuit of Happiness (1999)

"In the 20th Century" is a series of feature-length documentaries where renowned directors explore subjects of their choosing. The fourth film, "The Pursuit of Happiness," directed by Robert Zemeckis, examines America's evolving relationship with mind-altering substances over the last century. It features interviews with historians and drug treatment professionals, alongside a collection of film and television clips illustrating the cultural impact of smoking, drinking, and drug use throughout the 20th century.