Unknown Origin (1995)

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A team of scientists (led by Roddy McDowall and Melanie Shatner, daughter of William Shatner) battle a mind-controlling, 4-million-year-old monster 10,000 feet under the ocean. Once aboard the ship, the alien intruder begins taking control of crewmembers' brains. Before long, it becomes impossible… More A team of scientists (led by Roddy McDowall and Melanie Shatner, daughter of William Shatner) battle a mind-controlling, 4-million-year-old monster 10,000 feet under the ocean. Once aboard the ship, the alien intruder begins taking control of crewmembers' brains. Before long, it becomes impossible to tell whom the creature controls and who remains untouched. …