Five people abandon a sinking cruise ship and are stranded on a desert island. Two adults, members of the ships staff, and three children, aged 19, 11 and 12 who were passengers, now separated from their families.
They set about building shelter and foraging for food. Whilst exploring the island, they discover small bay which is a much pleasanter area and move there. They happen upon a family of apes, a large male, two females and three babies. The young ones run to the people, wanting to play and have friendly romps, until the male calls them back.
They find a boat stranded on a beach. They...