Captain Alexi Vostrikov

Harrison Ford

Captain Mikhail Polenin

Liam Neeson

Reactor Officer Vadim Radtchenko

Peter Sarsgaard

Pavel Loktev

Christian Camargo

Marshal Zelentsov

Joss Ackland

Admiral Bratyeev

John Shrapnel

Leonid

Shaun Benson

Dr. Savran

Donald Sumpter

Dmitri

Sam Spruell

Partonov

Tim Woodward

Demichev

Steve Nicholson

Demichev

Steve Nicolson

Kuryshev

Peter Stebbings

Lapinsh

Roman Podhora

Suslov

Ravil Isyanov

Konstantin

George Anton

Vasily

Sam Redford

Anatoly

James Francis Ginty

Kornilov

Lex Shrapnel

Gorelov

Ingvar E. Sigurðsson

Yuzef Mankevitch

William Lucas

Andrei

JJ Feild

Anton

Kris Holden-Ried

Sergei

Dmitry Chepovetsky

Kiklidze

Christopher Redman

Maxim

Tygh Runyan

Lt. Danya Yashin

Peter Graham

Stepan

Shawn Mathieson

Grigori

Jacob Pitts

Oleg

Christopher Routh

Dr. Gavril

Lubomir Mykytiuk

Yevgeny Borzenkov

Michael Gladis

Katya (as Natalia Vintilova)

Natalya Vintilova

Katya

Natal'ya Vintilova

Arseni

Steve Cumyn

Yakov Rakitin

Austin Strugnell

Seymon `Syoma' Dydik

Arsenty Sydelnykov

Vanya

Peter Oldring

Viktor

Joshua Close

Voslensky

Gerrit Vooren

Georgi (as Gerrit Purpura)

Joey Purpura

Ivan Vershinin

Lev Prygunov

Fyodor Tsetkov

Jeremy Akerman

Judge

Lee J. Campbell