Stanislav Petrov as Self

Kevin Costner as Self

Sergey Shnyryov as Stanislav Petrov

Nataliya Vdovina as Raia

Walter Cronkite as Self

Oleg Kassin as Major Orlov

Galina Kalinina as Self

Robert De Niro as Self

Matt Damon as Self

Ashton Kutcher as Self

Vilis Daudziņš as Main Control Operative: Visual Channel

Igor Chernyavskiy as Main Control Operative's Assistant

Girts Jakovlevs as Col. General Votintsev

Mihails Karasikovs as Algorithmic Specialist

Igor Filippov as Main Control Operative

Douglas Mattern as Self

Sanders Kevin as Self

Ieva Aleksandrova as Algorithmic Specialist

Baiba Broka as Nurse

Ģirts Ķesteris as Main Operative

Levs Retniks as Officer

Rodion Kuzmin as Visual Channel Officer

Alexa Khaimenova as Self