The Secret of Lost Valley. Word Search Puzzle Solver. The Secret of Lost Valley word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. While on a family outing a boy Adam gets lost in the forest and discovers a wild boy there. Communicating by sign language they become friends. When the wild boy is captured by scientists Adam helps him escape. This includes identifying and searching for words that are related to : Drama, Barry Sullivan, Jackson Bostwick, TV Movie, Family, Adventure, Tom Simcox, Brad Savage, John Lupton, Eddie Marquez, Gary Collins, Mary Ann Mobley .