Overview

• The trailer, released May 28, introduces LAPD detective Mark Meachum’s induction into a secret task force investigating a Homeland Security officer’s slaying.
• Created by Derek Haas, the series leverages his procedural pedigree from One Chicago and FBI to assemble a high-pressure, multi-agency squad.
• Countdown will debut June 25 on Prime Video with a three-episode kickoff followed by weekly releases building toward a September 3 finale.
• Jensen Ackles performs his own stunts in explosive action set pieces, describing the sequences as “full-on action” on par with a major Hollywood blockbuster.
• The diverse ensemble, featuring Eric Dane, Jessica Camacho, Uli Latukefu, Violett Beane and Elliot Knight, supports Ackles in a race to prevent a “Chernobyl-level event” in Los Angeles.