Searching for her "OT" work (likely shorthand for her extensive, often intense filmography) yields a treasure trove of VHS tapes now digitized by cult collectors. Here are the definitive titles where her craft shined the brightest in the genre:
Under the strict censorship of the late Marcos years, and the chaotic freedom of the post-EDSA years, these films were an act of rebellion. Myrna Castillo, by baring it all, was challenging the conservative, Catholic hypocrisy of Filipino society. pinoy pene movies ot 80s myrna castillo work