Viidakon kosto was released in the year 1960。Viidakon kosto is also called as The Lost World, Mundo perdido, Mondo perduto, Monde perdu, Forsvundne verden, Försvunnen värld, Versunkene Welt。

Professor Challenger leads team of scientists and adventurers to a remote plateau deep within the Amazonian jungle to investigate reports that dinosaurs still live there.

Viidakon kosto actors and actresses include Claude Rains, David Hedison, Jill St. John。