Lassie: Season 12
Season 12 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Lassie Season 11.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 12 Progress Shield
Lassie and the Dynamite
Sep 26, 1965
In an area being developed for swimming and fishing, two youngsters playing hooky wander into the blasting zone. Lassie is able to bring help and rescue the boys.
Lassie's Time of Peril
Nov 7, 1965
A flooded river threatens to sweep away a bridge construction project. Ranger Corey Stuart and Lassie brave the raging waters in a small boat to construct a log chain barrier and c
The Homesick Hound
Feb 13, 1966
A bloodhound needs to be relocated, but he dislikes all his new abodes.
The Silent Threat
Feb 20, 1966
Corey and another ranger battle a spruce bud worm infestation by spraying but meet resistance from a horse ranch owner. Lassie makes friends with a colt and reveals the true cause