What's up, Doc? At Warner Bros. Entertainment, what's up is a horde of film and TV properties. Warner Bros. Pictures produces and distributes flicks including the Harry Potter and the Deathly Hallows movies (Parts 1 and 2), as well as Inception and The Hangover Part II. Warner Bros. Home Entertainment has the world's largest film library; it distibutes DVDs and digital content and has video game activities. Warner Bros. Television Group produces shows including The Big Bang Theory (on CBS) and Gossip Girl (The CW Network). Warner Bros. also owns movie studio Castle Rock Entertainment, comic book company DC Entertainment, and 50% of The CW Network. The company is a subsidiary of Time Warner. That's all, folks!