Dimension Films has released the first trailer for the "found footage" horror movie Apollo 18. The story is based on the conspiracy theory that there was an 18th manned mission to the moon and what went wrong leading to it being covered up. Apollo 18 is slated to release on April 22nd. Officially, Apollo 17, launched December 17th, 1972 was the last manned mission to the moon. But a year later, in December of 1973, two American astronauts were sent on a secret mission to the moon funded by th...