Jamboo (1980) - a movie.
A varied group of travellers on a flight to the United States find themselves stranded on an island. They are rescued by Jamboo, who has lived on the island by himself since childhood. He is capable of surviving the harsh surrounding full of wild animals, raging rivers and other natural dangers. Jamboo takes on the task of keeping the crash survivors alive and eventually lead them off the island. They are forced to stay on the island until the circumstances are right for them to attempt an escap...