Based on an incident that occurred off the coast of Florida in 1973, this film tells the story of four men who find themselves trapped in a mini-submarine in the ocean depths.
Lee J. Cobb
as Victor Bateman
Martin Balsam
as T.C. Hollister
Joshua Bryant
as Sam Wallants
Paul Michael Glaser
as Jack Beech
Barra Grant
as Grace Wallants
Warren J. Kemmerling
as Cmdr. Prestwick (as Warren Kemmerling)
Cliff Potts
as Gordon Gaines
Laurie Prange
as Chris Moffet
Phillip R. Allen
as Lt. Cmdr. Hanratty
Redmond Gleeson
as PO1 Stanton
Roger Kern
as Jeff Turley
S. John Launer
as Capt. Osborn
