Rutger Hauer as Cap. Britanov

Martin Sheen as Aurora Skipper

Max von Sydow as Admiral Chernavin

Colm Feore as Pshenishny

Rob Campbell as Sergei Preminin

Harris Yulin as Admiral Quinn

Regina Taylor as Lt. Curtis

Dominic Monaghan as Sasha

Peter Guinness as Vladimirov

Garry Cooper as Gennady

Philip Martin Brown as Cook

John Rothman as Aurora Exec. Officer

Michael Attwell as Kuzmenko

James E. Kerr as Aznabaev

Alexis Denisof as John Baker

William Marsh as Acoustics Officer

Seamus McQuade as Helmsman

Paul Birchard as Torpedo Chief

Oliver Marlo as Doctor

Mark Drewry as Petrachkov

Denzil Kilvington as Volnigbirov

Frank Baker as Pumps

Richard Graham as Belikov

Joachim Paul Assböck as Gasparian

Alexander Wachholz as Martinov

David King as Admiral 2nd Class

Todd Boyce as Larry Brock

Michael Shannon as Admiral

Lawrence Elman as Officer

Norbert Tefelski as Admiral/Engineer

J.J. Gordon as Officer 4

Erik Hansen as Naval Marshall

Rainer Sellien as Technician

Tony Devon as Naval Commander

Felix zu Knyphausen as Sonar Operator

Sanja Spengler as Britanov's Wife

Mark Chapman as Private Curtis

Frank Witter as Russian Submarine Soldier