Miners at an undersea mine are being murdered prompting the attention of Dean Cain, the leader of the Deep Submersible Division. But his investigation doesn't go as planned as he faces 24-hour darkness, decompression problems and claustrophobia. Will Cain be able to overcome these roadblocks to save the miners...and himself? With Scott Wiper. 92 min. Standard; Soundtrack: English Dolby Digital stereo.