William H. Macy

Nathan Travers

Til Schweiger

Jonas Herdt

Scott Caan

Randall Sullivan

Thomas Kretschmann

Ludwig Cremer

Lauren Holly

Rachel Travers

Xander Berkeley

Admiral Kentz

Chris Ellis

Samuel Littleton

Carmine Giovinazzo

Buck Cooper

Clark Gregg

Teddy Goodman

Rene Heger

Quartermaster Klause

Sam Huntington

Virgil Wright

Jeremy Sisto

Jason Abers

Ian Somerhalder

Danny Miller

A.J. Buckley

Medical Officer

Andy Gätjen

Christophe

Sascha Rosemann

Lars

Connor Donne

Lt. Bauer

Gavin Hood

Achilles Captain

Alex Prusmack

Andreas

Justin Thomson

Wilhem

Sven-Ole Thorsen

Hans

Patrick Gallagher

Ox

Matt Lindquist

Friedrich

Jim Burke

U821 Kapitan

Roy Werner

U1221 Kapitan

Branden Morgan

Benny Romano

William Gregory Lee

U.S.S. Logan Radarman

Doug Biolchini

U.S.S. Logan Radioman

Tom DeGrezia

Planesman

Gunter Simon

U821 Hydrophone Operator

Sonny Surowiec

U821 Radio Operator

Vanessa Branch

Admiral Kentz's Secretary

Patrick Barnitt

Achilles Helmsman

Eric Parker

German Soldier

Chriss Anglin

Armed Sailor (uncredited)

Leif Holt

German Crew Member (uncredited)

Anthony K. Lewis

Armed Guard #2 (uncredited)

Sam Mathewes

German Soldier (uncredited)

Brad Newman

Prison Guard (uncredited)

Justin Sandler

U429 German Sailor (uncredited)