The Filipino superheroine and her little brother Ding must defend their village from alien-controlled giants.
| Actor | Role |
|---|---|
 Vilma SantosDarna | Darna |
 Divina ValenciaGiant | Giant |
 Helen GamboaX3X | X3X |
| RRossana MarquezRossana Marquez | Rossana Marquez |
| LLoretta MarquezNot listed | Not listed |
| DDesiree DestrezaNot listed | Not listed |
| FFlorence AguilarDigna | Digna |
| RRomeo MirandaRomy | Romy |
 Pepito RodriguezNot listed | Not listed |
 Cesar RamirezGiant | Giant |
| ZZandro ZamoraGiant | Giant |
 Max AlvaradoGiant | Giant |
| IIke LozadaGiant | Giant |
| KKaty de la CruzLola | Lola |
| DDon Don NakarDing | Ding |
| RRenato RoblesNot listed | Not listed |
| DDanny RojoNot listed | Not listed |
| PProtacio DeeNot listed | Not listed |
| CCristina CruzNot listed | Not listed |
| EElizabeth VaughnPlanet Woman | Planet Woman |
| LLorna LocsinPlanet Woman | Planet Woman |
| BBen DavidNot listed | Not listed |
 Edgar MortizTaong Bayan | Taong Bayan |
 Leopoldo SalcedoAlkalde | Alkalde |
| BBen DavidPlanet Man | Planet Man |
| JJing CaparasNot listed | Not listed |
| RRicky ValenciaNot listed | Not listed |
| BBong BarredoNot listed | Not listed |
| DDave EsguerraPlanet Man | Planet Man |
 German MorenoNot listed | Not listed |