- The Inquiry
- The Treehouse
A mischievous bear cub ransacks Jeff and Porky's tree house.
- The Spartan
Near death, Timmy refuses to complain.
- The Runaway
The Millers take in a runaway (John Provost).
- Boys' Day
Boys' Day constable Jeff chases bank robbers.
- The Dog House
Lassie misunderstands her watchdog role.
- Apple Tree
Jeff persuades Gramps to keep the farm after rabbits destroy half the orchard.
- The Haunted House
The boys and Lassie are trapped in a haunted house.
- The Artist
Jeff and Porky play matchmaker for Gramps.
- Father Ellen
Jeff and Ellen each think the other is lonely.
Gramps' 'poor talk' backfires.
A migrant child wants to learn.
- The Birdwatcher
Jeff and Porky find abandoned eggs.
- The Snob
Jeff is ashamed of his family.
- The Berry Pickers
Timmy eats poison berries.
- The Nest
Birds nest in Gramps' mower.
- The Chimp
Lassie and a chimp save Gramps' life.
- Goodbye Forever
Porky runs away to escape unjust punishment.
Jeff bets that he and Porky can survive in the woods.
- The Gun
Jeff wants to learn how to shoot a gun.
- The Champion
Gramps must save Lassie from a wolf.
- The Vigil
The dog of friends mourns for its owners.
- Local Election
Gramps may hold the deciding vote in a local election.
- The Tractor
Gramps is reluctant to use a new tractor.
- The Goats
Jeff wants a motor for his bike.
- Party Line
Operator Jenny forgets messages.
- Fish Conservation
Poachers want fish for their restaurant.
- The Challenge
Higgy dares Jeff to jump across a fallen bridge.
- The Rock
Porky and Jeff find a rare geode.
Quarantined Pokey is Jeff's responsibility.
- The Contest
A jealous young visitor tries to harm Lassie.
- Fish Story
Lassie wins the Small Fry Fish Derby.
- Lassie's Day
Lonely Lassie visits a roadside eatery.
Lassie donates blood for Pokey.
- Jeff's Mustache
Jeff finds his first whisker.
Jeff suspects Lassie's rescuer is an ex-con.
- The Search
Gramps is pinned under a tree.
- The Watch
Jeff gets a watch and schedules everybody.
- A Place for Everything
Jeff learns about respect for property.
- The Bone
Lassie unearths a valuable bone.
- The Hoax
Jeff and Porky cry wolf.
- Mr. Peabody
A tale-telling tramp gets work on the Miller farm.
Lassie and the gang make mean Mr. Mueller realize the importance of friendship.
- Lassie's Vanity
A grooming changes Lassie's personality.
A black cat crosses Lassie's path.
- The Beehive
A raccoon wrecks Jeff and Porky's beehive.
- The Frog
Jeff and Porky's frog is unfit to jump.
- The Haircut
Jeff and Gramps resist haircuts.
- The Marauder
Lassie fights her son to save Jeff.
A horse wrangler schemes to obtain Jeff's colt.
- The Child
Baby-sitter Jeff neglects his charge.
- The Calf
Jeff tries to retrieve a cow he sold.
- The Cave
Jeff and Lassie get trapped in a cave.
- The Deer Hunter
Jeff and Lassie befriend a deer poacher's son.
- The Gift
A borrowed television upsets Lassie.
- The Crop Duster
Crop dusting makes a puppy ill.
- The Vet
Jeff and Porky try to help a sick cow.
- Sunday School
Jeff and a bully compete to earn cash.
- The War Dog
Jeff and Lassie help a combat-trained dog.
- The Journey
When Jeff learns that Lassie is going blind, they go to Capital City for a special operation.
- The Raft
Jeff, Porky and Lassie are stranded on an island.
Porky's basset hound saves Matt.
- The Leash
Upset Jeff leashes Lassie in the barn.
- Lassie's Pups
Lassie has trouble delivering her puppies during a raging storm.
- Lassie's Double
Jeff mistakes another dog for Lassie.
- Stamp Album
Jeff and Porky neglect Lassie for a stamp album.
- The Gypsies
A gypsy family camps on the Miller's farm.
- The Hawk
Jeff tries to domesticate a hawk.
- The Dog Catcher
Jeff finds homes for dogs in the pound.
- Gramps' Birthday
Jeff and Porky plan a birthday surprise for Gramps.
Jeff and Porky clash over newcomer Diane.
- The Newspaper
Newspapermen Jeff and Porky save the town from swindlers.
- The Witch
Jeff blames Lassie's illness on an eccentric.
Jeff and Lassie convince an escaped convict (Dabbs Greer) to surrender.
- The Visitor
A Japanese friend defends himself and the Millers from racial attacks.
Jeff schemes to get out of violin lessons.
- The School
A teacher bans pets from the classroom.
Lassie brings home a litter of kittens.
- The Rival
Jeff and Gramps are jealous of Ellen's beau.
- Wild Duck
Jeff nurses an injured duck and discovers illegal hunters.
- The Monster
Jeff and Porky find a seal at the lake.
- Dog Show
Jeff enters Lassie in a dog show.
- The Trial
Lassie is accused of biting a little boy.
- The Clown
A half-starved clown puts on a show with Jeff's help.
- The Colt
Jeff ignores Lassie when Gramps brings home a new colt.
- The Pit
Jeff and Lassie stop gamblers betting on dogfights.
- The Twister
Gramps is injured during a tornado.
- The Runt
Lassie's pup falls down a mine shaft.
- The Brat
Jeff and Porky baby-sit a 6-year-old.
- Blind Soldier
Lassie spends time with a war veteran's family.
- The Snake
A rattlesnake bites Jeff.
Gramps ignores a doctor's restrictions regarding his chest pains.
After Jeff fails two math tests, his makeup exam conflicts with plans for the circus.
- The Father
Jeff misses having a father.
- The Injury
Lassie is hit by a car.
- The Well
Gramps, Jeff and Lassie rescue a man from a well.
- The Job
Ellen is offered a job singing on the radio, but she must move to the city.
- The Fawn
Jeff brings home an injured fawn.
- The Fighter
A bully kicks Lassie.
- The Carnival
Lassie is stolen at a carnival.
- The Feud
Jeff and Porky are forbidden to play with each other after Gramps and Matt Brockway have a falling-out.
- Sale of Lassie
Jeff thinks Gramps needs an operation.
- The Rustlers
Jeff and Lassie track veal rustlers.
- The Runaway
Jeff leaves town with Lassie in order to save her from the pound.
The Martins save Timmy from drowning.
- The Graduation
Jeff lets loose a rabid dog.
- The Wolf Cub
Thinking it's a dog, Timmy brings home a wolf cub.
- The Ballerina
Jeff falls for a girl when he sees her dance.
- The Raccoon
Timmy, Jeff and Lassie bring home a raccoon.
- The Elephant
A lost baby elephant takes refuge on the Miller farm.
- The Suit
Timmy blames Lassie for his torn suit.
- The Bear
Campers Gramps, Jeff and Lassie encounter a bear.
- The Burro
Lassie and Timmy find an abandoned burro.
On returning from a zoo, the Millers find a chimp in the car.
- The Tooth
Timmy loses a tooth and has a bad dream about Lassie.
- The Lion
No one believes Jeff when he claims to have seen a lion in the woods.
Jeff attempts to win over Lassie when her former owner dies.