Find out why the US never returned to the moon with Apollo 18. Take a journey with the last astronauts that braved the secret expedition to outer space. The 3 astronauts collect rock samples from the surface of the moon only to find foot prints from a previous mission. As they explore the remnants and evidence of another mission, they find the body of Russian cosmonaut. Soon after, mysterious noises and incidents begin to take place that leads them to believe they are not alone on the lonely rock. Apollo 18 is a sci-fi horror thriller that was released to theaters in September of 2011. The movie stars Warren Christie, Lloyd Owen, and Ryan Robbins as the 3 starring astronauts aboard Apollo 18. The movie is rated PG-13 for disturbing sequences and language.