Treadstone: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! Treadstone Drama, Action, Thriller 10/15/19 – 12/17/19 United States https://www.usanetwork.com/treadstone GeneralEpisodesCastCharactersGallery Cast See full cast → Brian J. Smith as Doug McKenna Han Hyo Joo as SoYun Pak Michelle Forbes as Ellen Becker Omar Metwally as Matt Edwards Tracy Ifeachor as Tara Coleman Emilia Schüle as Young Petra Andropov Jeremy Irvine as J. Randolph Bentley Gabrielle Scharnitzky as Petra Andropov