TV Countdown Countdown 7.368/10 by 53 users When an officer with the Department of Homeland Security is murdered in broad daylight, LAPD detective Mark Meachum is recruited to a secret task force, alongside undercover agents from all branches of law enforcement, to investigate. But the hunt for the killer soon uncovers a plot far more sinister than anyone could have imagined, kicking off a race against time to save a city of millions. Details Casts Posters Images Title Countdown Alternative Titles Countdown: เคาท์ดาวน์ ขีดเส้นตายสู่หายนะ First Air Date 2025-06-25 Last Air Date 2025-08-06 Number of Episodes 13 Number of Seasons 1 Genres Drama, Crime, Mystery, Networks Prime Video, Casts Jensen Ackles, Jessica Camacho, Eric Dane, Violett Beane, Uli Latukefu, Elliot Knight Plot Keywords , Mark Meachum Jensen Ackles Amber Oliveras Jessica Camacho Nathan Blythe Eric Dane Evan Shepherd Violett Beane Lucas Finau Uli Latukefu Keyonte Bell Elliot Knight