Lassie Season 8, Episode 3: The Mysterious Intruder

Lassie at the Grand Canyon

Ruth and Timmy, visiting the Grand Canyon, befriend a blind pianist with a unique outlook on life who helps Timmy after he is angered by Lassie's behavior when she follows him on a mule ride and he's forced to turn back.

The Bloodhound

Timmy and Lassie discover the sad truth about Relentless, Cully's new--and much bragged about--dog: he's lost his sense of smell. The truth might have remained secret had not the money earned in a church fundraising drive gone missing.

The Badger Game

The Outlaw

After a police dog and policeman befriended by Timmy and Lassie are shot by a bank robber, the dog on the loose becomes aggressive to the point of attack and might be killed by authorities except the dog is gentled by Timmy and Lassie.

The Winner

Heat Wave

The Deer

Lassie Adopts the Fire Chief

When the fire chief's Dalmatian is killed at a fire, Timmy loans Lassie to the chief for during the day but Lassie becomes enthralled with the fire engine and fire chasing to the extent she ignores Timmy.

The Pied Piper

Joey

Lassie's Wild Baby

The Dognappers

A pair of men steal dogs for ransom until they lock up Lassie after stealing Lassie with their vehicle at which time Lassie frees the stolen dogs and alerts the law.

The Dove

An illegally entered Mexican boy found injured by Timmy places the Martins in legal jeopardy as both Timmy and the Mexican boy struggle with doing the right thing.

Yochim's Christmas

The Parrot

Lassie's Protege

Lassie, lonely when Timmy returns to school after a vacation, befriends a raccoon. She is devistated when the raccoon, whom Timmy named Melonhead, is run over by young drag racer Johnny Sexton.

The Black Sheep

The Partnership

A colt Timmy finds after a forest fire and wants to keep must be auctioned by the county and, when it appears Timmy will lose the bid, Washburne puts up money on the condition Timmy will house but then the mare comes looking for the colt.

The Hike

Bird of Prey

Casey

The Odyssey I

The Odyssey II

The Odyssey III

Double Trouble

Eager Beaver

Lassie and the Eagle

The Vindication of Relentless

The Unwanted

The Musher

Lassie's Good Deed

Sanctuary

Lassie and the Calf

Elephant Sitters

Lassie and the Tiger

An animal trainer permits his tiger to swim in the fishing hole at which time it flees at Lassie' s bark and terrorizes the Martins while Sheriff Miller's posse is on the hunt and the trainer attempts to prevent the animal's destruction.