Threat Matrix (television) One-hour drama series on ABC, premiering on September 18, 2003, and ending on January 29, 2004. To guard against terrorist threats, the Homeland Security Department has created a highly specialized, elite task force trained and equipped to counter anyone or anything that threatens our nation. The head of this supersecret team is Special Agent John Kilmer, who reports only to the President and has authority to call upon the technical skills, firepower, and specialist agents of the FBI, CIA, and NSA. Stars Jamie Denton (John Kilmer), Kelly Rutherford (Frankie Ellroy Kilmer), Will Lyman (Col. Roger Atkins), Kurt Caceres (Tim Serrano), Mahershalalhashbaz Ali (Jelani), Melora Walters (Anne Larken), Anthony Azizi (Mo), Shoshannah Stern (Holly Brodeen). From Touchstone Television and Industry Television.