"Race to Witch Mountain" is that rarest of cinema birds: a family film that is actually for the entire family.
It's also one long chase scene, which doesn't leave much room for character or plot development, but it does start things off with a bang. Jack Bruno (Dwayne Johnson) is a repentant ex-con now working as a cab driver in Las Vegas. He picks up teen siblings, Sara (AnnaSophia Robb) and Seth (Alexander Ludwig), who convince Jack to take them to the intersection of Middle and Nowhere. He learns that they are aliens in the form of humans who are on a mission to collect an intergalactic MacGuffin that will allow scientists on their planet to save it from ecological disaster, thereby avoiding the necessity of invading and conquering Earth.
Along the way, this trio of runners meets a scientist on the cutting edge of UFO quackery (Carla Gugino) a UFO hunter (Garry Marshall) and the ruthless government man (Ciar