1954 Hiram na Kasintahan by Susana C. de Guzman. Starring Mario Montenegro, Carlos Salazar, Lorna Mirasol; Supported by Emma Alegre, Eusebio Gomez, Ludy Carmona, Ramonroy, Francisco Estacio, Perla Garcia, Lourdes Galicia, Ramon Nadora, Eduardo Rodriguez, Eleazar Cabazal, Enrique Salcedo, Teresita Magno; Story and Screenplay by Susana C. de Guzman (as serialized in “Liwayway”); Director of Photography Enrique Rosales; Sound July P. Hidalgo; Supervising Film Editor Enrique Jarlego; Music by Carlos Aguilar; Musical Arrangements by Luis Evangelista