Tanya’s Island (1980)

Tanya’s Island is a 1980 Canadian-American fantasy film directed by Alfred Sole. It stars Denise “Vanity“ Matthews (credited as “D.D. Winters”) as a young woman caught up in a love triangle with her aggressive boyfriend and a wild ape-man on an imaginary tropical island. The ape-suit was created by Rick Baker and Rob Bottin, with special effects contributions from Steve Johnson.