El rey del río
An air-hostess is pregnant but she does not know the name of the father, a foreigner. When the baby is born, she gives it to her sister that has already two children. The child grows up as another member of the family. Although the adults keep the secret, the children know that he is different.
Starring Alfredo Landa, Carmen Maura, Gustavo Salmerón, Ana Álvarez, Achero Mañas, Miriam Fernández, Sílvia Munt, Héctor Alterio, Cesáreo Estébanez, Gerardo Vera
It's a drama movie, and has a rating of 5.8 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from Saudi Arabia.