Tom Hanks as Commander Krause

Stephen Graham as Charlie Cole

Rob Morgan as Cleveland

Josh Wiggins as Talker #1

Tom Brittney as Lt. Watson

Elisabeth Shue as Evelyn

Will Pullen as Talker #3

Manuel Garcia-Rulfo as Lopez

Karl Glusman as Eppstein

Chet Hanks as Bushnell

Jimi Stanton as Lt. Harbutt

Matt Helm as Lt. Nystrom

Devin Druid as Wallace

Craig Tate as Pitts

Travis Quentin as Ipsen

Jeff Burkes as Shannon

Matthew Zuk as Flusser

Joseph Poliquin as Lee Helmsman #1

Casey Bond as Helmsman #1

Michael Benz as Carling

Grayson Russell as Signalman #1

Ian James Corlett as Dicky

Maximilian Osinski as Eagle

Dominic Keating as Harry

Dave Davis as Boatswain's Mate #1

Parker Wierling as Messenger #1

Ian Pala as Radarman

Travis Przybylski as Dawson

Cade Burk as Starboard Lookout

Jesse Gallegos as Signalman #2

Alex Kramer as Talker #2

Lee Norris as Messenger #2

Adam Aalderks as Helmsman #2

Keon Motakhaveri as Lee Helmsman #2

Jake Ventimiglia as Fippler

Michael Carollo as Forward Lookout

Caleb J. Thaggard as Port Lookout

John Frederick as Chief Quartermaster Frederick

Jeff Adler as Rudel

Brandon Holubar as Bridge Lookout #1

Joel Newsom as Bridge Lookout #2

Thomas Kretschmann as Grey Wolf (voice)

David Maldonado as Dr. Temme

Jeremy Madden as Farnsworth

Jon Donahue as Al

Cameron Stout as Navy Crewman (uncredited)