Beyond the Poseidon Adventure

Beyond the Poseidon Adventure is a 1979 American adventure film, a sequel to the 1972 film The Poseidon Adventure.

The capsized luxury liner, S.S. Poseidon is still afloat after six survivors have been rescued via helicopter.Cockney tugboat captain Mike Turner Michael Caine discovers the shipwreck. Accompanied by second mate Wilbur Karl Malden and passenger Celeste Whitman Sally Field, he heads out to claim salvage rights, as the tugboat Jenny lost her cargo in the same tsunami that capsized the Poseidon. ........

Source: Wikipedia