The X-Files
The X-Files characters Mulder and Scully have won over investigative hearts for years. It follows the career of two FBI agents with a tinge of supernatural drama. It has had two big-screen adaptations since its airing in the early 2000s.
The X-Files: Fight the Future
This spin-off movie follows the same characters, Mulder and Scully, as they work outside of their typical cases in the X-files. They're tasked with solving a bombing and the coverup of evidence. It ultimately leads them to information regarding alien colonizations. It's got the best elements of the television show wrapped up nicely into one cinematic adventure.