Gerard Butler
Captain Joe Glass

Gary Oldman
CJCS Charles Donnegan

Toby Stephens
Bill Beaman

Common
RA John Fisk

Linda Cardellini
Jane Norquist

David Gyasi
Cob Wallach

Gabriel Chavarria
Jimenez

Ryan McPartlin
Matt Johnstone

Carter MacIntyre
XO Brian Edwards

Zane Holtz
Paul Martinelli

Taylor John Smith
Belford

Michael Trucco
Devin Hall

Mikhail Gorevoy
Admiral Dmitri Durov

Aleksandr Dyachenko
President Zakarin

Igor Jijikine
Tretiak

Yuri Kolokolnikov
Oleg

Ilia Volok
Captain Vlade Sutrev

Caroline Goodall
President Dover

Corey Johnson
Captain

Adam James
Captain Forbes

Will Attenborough
Kaplan

Michael Nyqvist
Captain Andropov

Christopher Goh
Park

Shane Taylor
TMC Turner

Henry Goodman
Senator from Illinois

Colin Stinton
Senator from Iowa

Kieron Bimpson
Nichols

Nathan Cooper
Mess Crew (uncredited)

Dempsey Bovell
Sonar

Jacob Scipio
Sonar

Kola Bokinni
McCaw

Michael Jibson
Reed

Cosmo Jarvis
Fathometer Operator

Hristo Mitzkov
Volkov Sonarman

Stefan Ivanov
Volkov Captain

David Yelland
SECDEF

Stuart Milligan
Secretary of State

Theo Barklem-Biggs
Seaman Mackinnon (uncredited)

Mikey Collins
Brickowski