(The Descent - caves) x Dead Space x (Pitch Black - Vin Diesel + Randy Quaid)
Something that seems new despite being spectacularly not, and perfectly good fun despite being spectacularly obvious.
(I do wish they'd called it "Panjandrum", though. It's not like "Pandorum" makes any more sense as the name of a deep-space psychological condition. Plus, if if was the former, the symptoms would presumably have less to do with mass murder, and more to do with dressing like the Emperor of Lilliput.)