The matter of “unbilling” or “uncrediting” as they say it in Hollywood for one’s work can get too shopworn an issue if the act is mutually agreed upon by both parties: the one who gets the full credit of the work at hand and the other supposed collaborator(s) for whatever reason choose instead not get billed or credited onscreen, etc.
Nora Aunor as 'Bulaklak Sa City Jail'