The event portrayed was about the submersible "Sea-Link" accidental collision with a submerged wreck.
Movie was filmed off the coast of Santa Barbara, California. The military communications and rescue scenes were filmed onboard the MSC Widgeon a coastal minesweeper that was purchased from the US Navy and was privately owned at the time of filming.
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Top Gap
By what name was Trapped Beneath the Sea (1974) officially released in Canada in English?
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