On screen
Cast
26 credited performers
Jason Robards
Admiral James Sandecker
Richard Jordan
Dirk Pitt
David Selby
Dr. Gene Seagram
Anne Archer
Dana Archibald
Alec Guinness
John Bigalow
Bo Brundin
Captain Prevlov
M. Emmet Walsh
Master Chief Vinnie Walker
J.D. Cannon
Captain Joe Burke
Norman Bartold
Admiral Kemper
Elya Baskin
Marganin
Dirk Blocker
Merker
Artwork unavailable
Robert Broyles
Willis
Paul Carr
CIA Director Nicholson
Artwork unavailable
Michael C. Gwynne
Bohannon
Artwork unavailable
Harvey Lewis
Kiel
Charles Macaulay
General Dale Busby
Stewart Moss
Koplin
Michael Pataki
Munk
Artwork unavailable
Marvin Silbersher
Soviet Ambassador Antonov
Mark L. Taylor
Spence
Artwork unavailable
Maurice Kowalewski
Dr. Silverstein
Nancy Nevinson
Sarah Martindale
Sander Vanocur
Commentator
Michael Ensign
Lieutenant Northacker
Hilly Hicks
Woodson
Artwork unavailable
Clive Cussler
Bearded Reporter (uncredited)