Threshold(2005)

Threshold is a science fiction drama series that premiered on CBS in September 2005. Produced by Brannon Braga, David S. Goyer, and David Heyman, the show follows a covert government team tasked with investigating humanity's first contact with an alien species. As strange phenomena begin occurring around the globe, the team must uncover the truth behind the extraterrestrial arrival while keeping the discovery hidden from the public. The series blends procedural investigation with high-stakes sci-fi tension, exploring what happens when the unthinkable becomes real. With each episode revealing new layers of the alien mystery, Threshold examines how far people will go to protect Earth from an unknown threat.