A nighttime attempt to sabotage a Japanese munitions store in the little town of Santiago goes wrong when Gonzalo (Fernando Poe, Jr.) discovers that the schoolhouse they are about to blow up is filled with women, old men, and schoolchildren.
| Actor | Role |
|---|---|
 Fernando Poe Jr.Gonzalo | Gonzalo |
 Dante RiveroCelso | Celso |
 Boots Anson-RoaLydia | Lydia |
 Hilda KoronelCristina | Cristina |
 Jay IlaganDanilo | Danilo |
 Caridad SanchezPilar | Pilar |
| MMildred OrtegaNot listed | Not listed |
 Mary WalterNot listed | Not listed |
 Ruben RustiaNot listed | Not listed |
 Mario O'HaraNot listed | Not listed |
 Joonee GamboaNot listed | Not listed |
 Lorli VillanuevaNot listed | Not listed |
 Angie FerroNot listed | Not listed |
| CCorazon NobleNot listed | Not listed |
| llily gamboaNot listed | Not listed |
 Celeste LegaspiNot listed | Not listed |
| LLuis BenedictoNot listed | Not listed |
| UUrsula CarlosNot listed | Not listed |
| RRosa SantosNot listed | Not listed |
| PPons de GuzmanNot listed | Not listed |
| TTiva LavaNot listed | Not listed |
| FFred EsplanaNot listed | Not listed |
| RRoland FalcisNot listed | Not listed |