Lean and mean, Underwater is the kind of no nonsense B movie with an A list cast that Hollywood used to make more often..Au.nce Reviews for Underwater. h ago. If Alien was like a .What frustrates me most about Underwater is just how very little it brings to the table. It s a solid, competently directed regurgitation of an oft told tale that never manages to justify its existence. With a budget of around $m, that is not good enough..