Cast Credits The Bite (2021) Guest starring as Petra Bresser Episode 1x01: The First Wave (May 21, 2021) The Walking Dead: World Beyond (2020) Guest starring as Dr. K Episode 1x01: Brave (Oct 4, 2020) The Unusuals (2009) Guest starring as Ellen Baker Episode 1x10: E.I.D. (Jun 17, 2009)