Forbidden Passion (1982)

Teresa, a cabaret star, has to leave her work due to the death of her father. She decides to go to the small village where he lived to meet her brother, Miguel, who is going to marry Marisol soon. Teresa begins to feel attracted to Miguel, and tries to seduce him…Basically, a movie about jealousness and incest. Some lesbianism and a lot of Spanish T&A. imdb