Adults who may have been turned off by the more kid-friendly elements of the first two Potter films should sit up and cheer; this fourth installment of Harry's adventures at the magic school of Hogwarts is more mature and darker than its immediate predecessor. This year Hogwarts is hosting the Tri Wizard festival and there may be a plot afoot to off Potter (Daniel Radcliffe) during the proceedings. Hermione (Emma Watson) finds a man worthy of her in competing Russian Quidditch champion Viktor Krum (Stanislav Ivaneski) to the chagrin of Ron Weaselly (Rupert Grint) who though growing into a fine shaggy orange-haired figure of a lad is still not quite mature enough to ask Hermione to the Yule ball. Krum's teacher may be involved in the dastardly get-Harry plot which involves writhing snake tattoos skull clouds death-eaters tournaments with live dragons a submersible schooner and a competing school of poised and beautiful girls run by Maxime (Frances de la Tour) who shares a romantic past with g...