In the fictional small town of Avonlea, Prince Edward Island, in the early 20th century, 10-year-old Montreal heiress Sara Stanley is sent by her wealthy father to live with her two maiden aunts, Hetty and Olivia King, to be near her late mother's side of the family.
| Actor | Role |
|---|---|
 Sarah PolleySara Stanley | Sara Stanley |
 Jackie BurroughsHetty King | Hetty King |
 Lally CadeauJanet King | Janet King |
 Cedric SmithAlec King | Alec King |
 Gema ZamprognaFelicty King | Felicty King |
 Mag RuffmanOlivia King/Olivia Dale | Olivia King/Olivia Dale |
 Zachary BennettFelix King | Felix King |
 Patricia HamiltonRachel Lynde | Rachel Lynde |
 Michael MahonenGus Pike | Gus Pike |
| HHeather BrownIzzy Pettibone | Izzy Pettibone |
| MMaja ArdalMrs. Potts | Mrs. Potts |
 Kyle LabineDavey Keith | Davey Keith |
 Elva Mai HooverMrs. Lawson | Mrs. Lawson |
 Tara MeyerSally Potts | Sally Potts |
| LLindsay MurrellDora Keith | Dora Keith |
 Marilyn LightstoneMuriel Stacey | Muriel Stacey |
 Molly AtkinsonCecily King | Cecily King |