Corey Stoll
as Dr. Ephraim Goodweather
David Bradley
as Professor Abraham Setrakian
Kevin Durand
as Vasiliy Fet
Richard Sammel
as Thomas Eichhorst
Ben Hyland
as Zack Goodweather
Max Charles
as Zack Goodweather
Ruta Gedmintas
as Dutch Velders
Jonathan Hyde
as Eldritch Palmer
Miguel Gomez
as Augustin "Gus" Elizalde
Mia Maestro
as Dr. Nora Martinez
Rupert Penry-Jones
as Quinlan
Natalie Brown
as Kelly Goodweather
Jack Kesy
as Gabriel Bolivar
Samantha Mathis
as Councilwoman Justine Faraldo
Joaquín Cosío
as Angel Guzman Hurtado
Sean Astin
as Jim Kent