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Season 12 Episodes
32 episodes
1
Lassie Meets a Challenge
2
60
Sudden Fury
3
60
Lassie and the Dynamite
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.
4
60
Lassie and the Seagull
5
60
Charlie Banana
6
In the Eyes of Lassie
7
Trouble at Paradise Lake
8
60
Little Dog Lost
9
Lassie's Time of Peril
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 control the flow of water and logs.
10
60
In the Midst of Splendor
11
Lassie Saves a Life
12
The Waif
13
Crisis
14
Pitfall
15
Temper the Wind
16
The Gift of Life
17
Lassie Catches the Poachers
18
The Town That Wouldn't Die
19
Just One Old Cow
20
The Outcast
21
Cradle of the Deep
22
The Homesick Hound
A bloodhound needs to be relocated, but he dislikes all his new abodes.
23
The Silent Threat
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 of death of one of the horses.
24
The Friendless
25
Avalanche
26
Babes in the Woods
27
Lassie's Rescue Mission
28
The Doll
29
The Untamed Land
30
The Day the Mountain Shook
31
The Vigil
32
The Strongest Instinct