Opening Friday:

”;Extraordinary Measures”;: Harrison Ford, Brendan Fraser and Keri Russell star in the true story of a scientist who partners with a couple to develop a cure for a fatal genetic disorder that has been diagnosed in the couple's two youngest children. (PG)

”;Legion”;: A vengeful God seeks to wipe out humanity with an army of angels, but one (Paul Bettany) joins up with a ragtag crew of strangers trapped in a desert diner and tries to fight back with them. Dennis Quaid and Tyrese Gibson co-star. (R)

”;Tooth Fairy”;: A surly hockey player (Dwayne Johnson) nicknamed the tooth fairy for the fights he gets into on the ice gets the attention of real tooth fairies who draft him into duty for a week—complete with the requisite tutu, wings and magic wand. (PG)