The award-winning 2013 animated short "Tome of the Unknown" becomes the first Cartoon Network miniseries, with this enchanting tale of brothers Greg (voiced by Collin Dean) and Wirt (Elijah Wood) and their journey through a mysterious forest. Unable to find their way back home, the siblings enlist the help of Beatrice (Melanie Lynskey), a bluebird who knows her way around the strange land. Co-stars the voices of John Cleese, Shirley Jones, and Christopher Lloyd. 110 min. Total. Widescreen; Soundtrack: English.