Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

In this musical comedy, optimistic high school teacher Will Schuester tries to refuel his own passion while reinventing the high school's glee club and challenging a group of outcasts to realize their star potential as they strive to outshine their singing competition while navigating the cruel halls of McKinley High.

The super-charged comedy-horror series is a modern take on the classic whodunit with a killer cast.