When a mad scientist mixes the genes of a killer whale and a wolf, it creates the Whalewolf, and it's up to Sharktopus to stop it.
| Actor | Role |
|---|---|
 Casper Van DienRay | Ray |
 Catherine OxenbergDr. Reinhardt | Dr. Reinhardt |
 Jennifer WengerNurse Betty | Nurse Betty |
| SSarodj BertinWidow | Widow |
 Akari EndoInspector Nita Morales | Inspector Nita Morales |
| JJorge Eduardo De Los SantosPablo | Pablo |
 Tony AlmontChief Francois Tiny | Chief Francois Tiny |
| MMario Arturo HernándezFelix Rosa / Mermantula | Felix Rosa / Mermantula |
 Yasser MichelénReality Director | Reality Director |
 Olga ValdezCarrie | Carrie |
| MMario CearaBachelor | Bachelor |
 Mario PegueroTV Host | TV Host |
| BBruna RubioBar victim | Bar victim |
| JJorge VelazcoTourist Guy | Tourist Guy |