Knock Knock, Who's There? (1988)
Released: Jan 21, 1988
Runtime: 1:47:31 minutes
Stars: Joey de Leon, Lyka Ugarte, Janice Jurado, Cheenee de Leon, Richard Gutierrez, Raymond Gutierrez
Crew: Ricky Del Rosario (Music), Donna Villa (Executive Producer), Ramon Marcelino (Cinematography), Rene Tala (Editor), Carlo J. Caparas (Writer), Carlo J. Caparas (Director)