Overview
Flo and his trusted Collie pal Lassie spend the summer at Aunt Cosma's, alongside her foster children Kleo and Henry, and her dog Pippa. When local canines start disappearing, including Pippa, Lassie rallies the kids to solve the mystery.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 16 | 18 | |
 | 43 | 45 | |
 | 62 | 64 | |
 | 49 | 51 | |
 | 13 | 15 | |
 | 9 | 11 | |
 | 30 | 32 | |
 | 36 | 38 | |
 | 29 | 31 | |
 | 36 | 38 |