Far from being a senseless parade of beautiful bodies, "Bikini Open," is a satire on the current state of broadcast journalism in the country. That does not mean there won't be hot bodies in sexy swimwear.
| Actor | Role |
|---|---|
 Cherry Pie PicacheSusan Ferrer-Logarta | Susan Ferrer-Logarta |
 Diana ZubiriGail Sta. Ana | Gail Sta. Ana |
 Francine PrietoLara Lopez | Lara Lopez |
| NNina Ricci AlagaoVivien Vargas | Vivien Vargas |
 Rafael RosellSonny Gemora | Sonny Gemora |
 Alfred VargasRoss Ortega | Ross Ortega |
| JJ.E. SisonBilly Henson | Billy Henson |
 Ricky DavaoHoracio Navarette | Horacio Navarette |
 Michael De MesaBilly's Father | Billy's Father |
 Rodel VelayoRamon | Ramon |
 Eva DarrenNot listed | Not listed |
 Marissa DelgadoNot listed | Not listed |
 Eugene DomingoNot listed | Not listed |
 Dexter DoriaNot listed | Not listed |
 Bon VibarNot listed | Not listed |