Build a movie plot around this: how many fishermen are help rose? Two.
The film opens as Rose (Brooke Adams) is found drifting alone in a small rowboat. Two fishermen find the dinghy and pull her onto their boat, barely alive and in a horrible state. Her voiceover indicates she had been rescued from some terrifying experience. The film's events are flashbacks.Rose is seen previously as part of a small group of tourists aboard a small commercial pleasure boat. The Captain (John Carradine) seems to be having trouble with the boat. His mate, Chuck (Fred Buch), seems to share a mutual attraction with Rose. Also on board are Dobbs (Don Stout), who is the boat's cook; Keith (Luke Halpin), another tourist; and a bickering married couple named Norman (Jack Davidson) and Beverly (D.J. Sidney).After some trouble with the engine, the Captain and Chuck are faced with the fact that their navigation system is going haywire after they encounter a strange orange haze. The others sense that something is wrong and that they may be lost at sea. Norman in particular becomes very whiny about it, insulting the Captain and being generally abrasive to everyone. In the darkness of night, a hulking ship suddenly appears and brushes up alongside their boat, damaging it. The Captain sends up a flare, which momentarily lights up the eerie sight of a huge, rotting vessel wrecked nearby.The next morning, everyone wakes up to find the Captain missing. Realizing the boat is slowly taking on water, everyone evacuates in the lifeboat and makes for a nearby island. They also see the huge wreck in the light of day; it appears to have been there for decades, nothing more than a skeletal framework, and now seemingly immobile, stranded on the island's reef. The group is startled to find the body of the Captain, apparently drowned while he was trying to check the underside of the boat for damage. They explore the island and discover a large, rundown hotel. At first they think it's deserted, but they soon discover a reclusive old man living there (Peter Cushing).The man seems alarmed by their tale of the "ship" that...