The history of Warner Bros. is not just the tale of a legendary film studio and its stars, but of classic Hollywood itself, as well as a portrait of America in the last century. It’s a family story of Polish-Jewish immigrants—the brother's Warner—who took advantage of new opportunities in the burgeoning film industry at a time when four mavericks could invent ways of operating, of warding off government regulation, and of keeping audiences coming back for more during some of the nation's darkest days.