Lia's Big Stepfamily revolves around a character named Lia navigating the complexities of a new, large stepfamily. The plot centers on the relationships and dynamics within this combined family unit.
| Actor | Role |
|---|---|
 Lia LinNot listed | Not listed |
 Valentina NappiNot listed | Not listed |
 Tiffany TatumNot listed | Not listed |
 Kitana LureNot listed | Not listed |
 Elisa CalviNot listed | Not listed |
 Kylie GreenNot listed | Not listed |
 Nata OceanNot listed | Not listed |
 Marie BergerNot listed | Not listed |
 Carolina SavageNot listed | Not listed |
 Ohana PetiteNot listed | Not listed |
 Kat SquirtNot listed | Not listed |
 Vince KarterNot listed | Not listed |