In this 1984 adventure film directed by Don Sharp, a team of explorers embarks on a perilous mission to investigate mysterious signals emanating from deep within the earth. As they delve into the uncharted subterranean world, they encounter a hidden civilization and face unexpected dangers. The film stars Robert Powell and Timothy Bottoms, who lead the cast through this thrilling underground journey. While it didn’t receive any notable awards, the movie offers an intriguing blend of science fiction and adventure. For those interested, it can be viewed for free on 123Movies / Movies123.