Sean Connery as Capt. 1st Marko Ramius

Alec Baldwin as Dr. Jack Ryan

Scott Glenn as CDR Bart Mancuso (USS Dallas)

Sam Neill as Capt. 2nd Vasily Borodin

James Earl Jones as Vice ADM James Greer

Joss Ackland as Ambassador Andrei Lysenko

Richard Jordan as Dr. Jeffrey Pelt, National Security Advisor

Peter Firth as Capt. 2nd Ivan Putin (Political Officer, Red October)

Tim Curry as Dr. Yevgeni Petrov (Red October)

Courtney B. Vance as Petty Officer Ronald 'Jonesy' Jones (USS Dallas)

Stellan Skarsgård as Capt. 2nd Viktor Tupolev (V.K. Konovalov)

Jeffrey Jones as Skip Tyler

Timothy Carhart as Bill Steiner

Larry Ferguson as Chief of the Boat (USS Dallas)

Fred Thompson as Rear ADM Joshua Painter (Enterprise Carrier Battle Group)

Daniel Davis as CPT Charlie Davenport (USS Enterprise)

Ned Vaughn as Seaman Beaumont (USS Dallas)

Anthony Peck as Lt. CDR Philip Thompson (USS Dallas)

Mark Draxton as Seaman (USS Dallas)

Tom Fisher as Seaman (USS Dallas)

Pete Antico as Seaman (USS Dallas)

Ronald Guttman as Lt. Alexander Melekhin (Red October)

Tomas Arana as Igor Loginov (Cook, Red October)

Michael George Benko as Ivan (Red October)

Anatoli Davydov as Officer #1 (Red October)

Ivan G'Vera as Officer #2 (Red October)

Artur Cybulski as Diving Officer (Red October)

Sven-Ole Thorsen as Russian COB (Red October)

Michael Welden as Gregoriy Kamarov (Red October)

Boris Lee Krutonog as Viktor Slavin (Red October)

Kenton Kovell as Seaman (Red October)

Radu Gavor as Seaman (Red October)

Ivan Ivanov as Seaman (Red October)

Ping Wu as Seaman (Red October)

Herman Sinitzyn as Seaman (Red October)

Krzysztof Janczar as Andrei Bonovia (V.K. Konovalov)

Vlado Benden as Seaman (V.K. Konovalov)

George Saunders as Seaman (V.K. Konovalov)

Don Oscar Smith as Helicopter Pilot

Rick Ducommun as Navigator C-2A

George H. Billy as DSRV Officer (Deep Submergence Rescue Vehicle)

Reed Popovich as Lt. Jim Curry

Andrew Divoff as Officer Andrei Amalric (Russian Foxtrot Bomber)

Peter Zinner as ADM Yuri Padorin, Chief Political Officer, Soviet Navy

Tony Veneto as Padorin's Orderly

Ben Hartigan as Admiral (Briefing)

Ray Reinhardt as Judge Moore (Briefing)

F.J. O'Neil as General (Briefing)

Robert Buckingham as Admiral #2 (Briefing)

A.C. Lyles as Advisor #1

John McTiernan Sr. as Advisor #2

David Sederholm as Sunglasses

John Shepherd as Russian Foxtrot Pilot

William Bell Sullivan as Lt. CDR Mike Hewitt

Gates McFadden as Caroline Ryan

Louise Borras as Sally Ryan

Denise E. James as Stewardess

Peter Jason as Commander, USS Reuben James (uncredited)

Shane Black as Crewman, USS Reuben James (uncredited)

Mark Rodney as Assistant Joint Chief of Staff (uncredited)