: After enlisting the help of astrophysicist Dr. Alex Friedman (Carla Gugino), they infiltrate the high-security mountain base, battle the Siphon, and successfully launch the ship back to space. Character Breakdown Powers/Skills Jack Bruno Dwayne Johnson Reluctant Hero Skilled driver and fighter AnnaSophia Robb Alien Sibling Telepathy and Telekinesis Alexander Ludwig Alien Sibling Molecular density control (phasing) Dr. Alex Friedman Carla Gugino Astrophysicist Scientific expertise on UFOs Henry Burke Ciarán Hinds Antagonist Government agent (Project Moon Dust) Practical Tip