Matthias Schoenaerts character Mikhail Averin
Léa Seydoux character Tanya Averina
Peter Simonischek character Admiral Vyacheslav Grudzinsky
August Diehl character Anton Markov
Max von Sydow character Admiral Vladimir Petrenko
Colin Firth character Commodore David Russell
Bjarne Henriksen character Russian Rescue Ship Captain
Magnus Millang character Oleg Lebedev
Artemiy Spiridonov character Misha Averin
Joel Basman character Leo
Pit Bukowski character Maxim
Matthias Schweighöfer character Pavel Sonin
Tom Hudson character Roman
Chris Pascal character Niko
Kristof Coenen character Sasha
Pernilla August character Oksana
Helene Reingaard Neumann character Vera
Martin Brambach character Kursk Captain Gennady Shirokov
Peter Plaugborg character Kursk Executive Officer Alexander Grekov
Guillaume Kerbusch character Torpedo's Room Midshipman Alexi Zhukov
Koen De Sutter character Admiral Ivakin (Peter the Great)
Gustaf Hammarsten character Lesser Admiral Mikhail Denisov (Peter the Great)
Aske Bang character Lt. Pulsky (Peter the Great)
Lars Brygmann character Priz Pilot Kasyenenko
Martin Greis-Rosenthal character Priz Pilot Ilyushin
Steven Waddington character Graham Mann (Seaway Eagle)
John Hollingworth character Lt. Bruce Hamil
Katrine Greis-Rosenthal character Daria Sonin
Josse De Pauw character Vadim Markov, Anton's Father
Feđa Štukan character Warehouse Worker Goncharov
Jehon Gorani character Warehouse Worker Oblomov
Miglen Mirtchev character Russian Captain Ivan Timoshenko
Mark Irons character Russian Head of the SVR Vladimir Laskutin
Zlatko Burić character Kulkin, Veteran Swimmer on Rudnitsky
Eva van der Gucht character Marina Lebedev
Geoffrey Newland character Rescue Team Diver Tony Scott
Danny van Meenen character Rescue Team Diver Paal Dinessen
Guido De Craene character Captain Calpin (Peter the Great)
Marjan De Schutter character Anastasia Dudko
Gabriela Cotet character Wife Daycare #1
Olga Markina character Wife Daycare #2
David Russell character Old Sailor New
Michael Nyqvist character Nesterov
