Cloud Atlas Andy and Lana Wachowski return from their “Speed Racer” fiasco with a wild-looking adaptation of David Mitchell’s time-space jigsaw puzzle of a novel. They’ve hired, among others, Tom Hanks, Halle Berry, Jim Broadbent, Hugh Grant, and Susan Sarandon to play multiple roles. What will it mean? What will it say? How will it look? And after we’ve seen him bald, tanned, and goateed, will we ever again see Hanks with the same eyes?