Instant Mommy follows the story of Bechayda, a two-months-pregnant wardrobe assistant for TV commercial production. In the fear of losing her Japanese lover and her dreams of a better life, she embarks on a plan that will get herself out of her predicament. Or so she thinks.
| Actor | Role |
|---|---|
 Eugene DomingoBechay | Bechay |
 Yuki MatsuzakiKaoru | Kaoru |
 Adrian AlandyJB | JB |
 Rico J. PunoMang Ben | Mang Ben |
 Tuesday VargasSuzette | Suzette |
 Shamaine BuencaminoMrs. Cruz | Mrs. Cruz |
| AAaron ChingCarlo | Carlo |
 Matt EvansOscar | Oscar |
 Nicco ManaloOlops | Olops |
 Earl IgnacioRoger | Roger |
 Jojit LorenzoLee | Lee |
 Delphine BuencaminoJenny | Jenny |
| MMitoy Sta. AnaSir Mitoy | Sir Mitoy |
| DDudz TerañaWin | Win |
 Nico AntonioNot listed | Not listed |
 Angel AquinoNot listed | Not listed |
| AAnne FeoNot listed | Not listed |
 Madeleine NicolasNot listed | Not listed |
 Suzette RanilloNot listed | Not listed |
 Kiel RodriguezNot listed | Not listed |