1986 film by Michael Chapman
The Clan of the Cave Bear is a 1986 American adventure film directed by Michael Chapman and based on the book of the same name by Jean M. Auel. The film stars Daryl Hannah, Pamela Reed, James Remar, and Thomas G. Waites.
The film depicts a young Cro-Magnon woman (Hannah) who is separated from her family and orphaned during an earthquake. She is found and adopted by a group of Neanderthals. As the years go by, her intelligence causes disaster for the entire tribe, especially its future chief, Broud (Waites). Dialogue is conducted mostly through a form of sign language which is translated for the audience with subtitles.
Plot summary adapted from Wikipedia, licensed under CC BY-SA 4.0.