20th Century Fox has finally released the first theatrical trailer for the upcoming continuation of the hugely popular The X-Files TV series entitled The X-Files: I Want to Believe. The plot to this stand-alone extra beefy episode is being kept under wraps until its release, but now you can reveal in some never before seen footage of Mulder and Scully in action.

The X-Files: I Want to Believe opens this summer, July 25th, 2008. Believe it!