Any lack in originality is handsomely compensated by the plethora of 3D visual treats courtesy of a crackerjack technical crew that creates an eerie interplanetary moonscape that's as epic as it is requisitely foreboding.
The mishmash of grotesque body-horror and chin-stroking existentialism does not always make for the most coherent movie, but it is at least an entertaining one and certainly no black mark on the franchise.
Never quite matching Alien or Aliens for emotional authenticity - but definitely holding you in tow until the final moments. Ridley Scott isn't much for illustrating humanity, but he sure as hell knows how to craft aliens.
It isn't perfect, but Prometheus is a thoroughly entertaining summer blockbuster that is a cut above the rest due to an amazing cast and Ridley Scott, who re-establishes himself as one of our greatest world building filmmakers.