Rez Cortez, Hilda Koronel, Lino Brocka, Mona Lisa, Marlon Ramirez, Mario O'Hara, Lamberto E. Antonio

Insiang is a movie starring Hilda Koronel, Mona Lisa, and Rez Cortez. The life of a young girl living with her mother in the slums of Manila becomes unbearable when her mother's young boyfriend moves in with them.