Star Pilot (Italian: 2+5: Missione Hydra) is a 1966 Italian science-fiction film directed by Pietro Francisci. It stars Leonora Ruffo as Chaena, the commander of a spaceship from the constellation Hydra which has crashed on the island of Sardinia. An Earth scientist and his companions are abducted by the aliens and forced to repair the ship, and are then taken to Hydra for the purpose of genetic research.