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.
Community
Vote on scenes, quotes, and characters for The Secret of Lost Valley (1980).
The moment that still lives in your head.
Starters for The Secret of Lost Valley
Your take
Rate this title
Tap half or full stars · 0.5–10 scale
Be the first Cinemoood rating
Open communitySign in to save your rating.
None yet
See all
Gary Collins
Ned Harkness
