Los años bárbaros
Two students are arrested for painting revolutionary graffiti on the university walls. They escape from the camp and flee with two American girls, disguised as rich young men who are showing Spain to two tourists.
Starring Jordi Mollà, Ernesto Alterio, Hedy Burress, Allison Smith, Juan Echanove, Josep Maria Pou, Samuel Le Bihan, Pepón Nieto, Ana Rayo, Pepo Oliva
It's a drama and action & adventure movie, and has a rating of 6.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Singapore.