Boomer runs into a down on his luck entertainer who's also a heavy drinker. It seems that he was half of a team and he decided to break away from his partner. His partner who has his own TV show wants him to appear on the show but he is uncertain if he can do it. Boomer helps him.

After escaping three men who are capturing stray dogs for use in experimental work, Boomer helps a boy whose dog is stolen to release the other captured strays.

After an old man dies, Boomer befriends his dog and finds a way to to help him stop brooding over his master's grave, with the assistance of a third dog.

An advertising agency chooses Boomer for a dog food commercial, but he runs away. A chase by security guards proves fruitless.

Boomer meets a family on a camping vacation. After a boating accident with the three children involved, he goes for help, and assists in their location and rescue from a bear encounter.

Boomer helps a woman who's being evicted from her apartment after 37 years.

Boomer runs into a private eye who's on his way to mansion to protect a valuable necklace. Upon arriving he's taken with the daughter who's engaged. The necklace is her wedding present. When it disappears, the private eye with Boomer's help tries to find out who took it.

A young boy whose father was a jockey wants to be one so he spends a lot of time at the farm where his father worked. But the trainer who has something against his father makes things difficult for him. When the owner gets a new horse and it seems that he and the current jockey is the only one who can ride him. When the jockey gets injured, he's asked to fill in but the trainer tries to sabotage him.

With Benny Henderson allowed to return to work for Mr. Wyngate and Coach Cody fired, the world seems to be back to normal. But Cody is plotting one revenge after another.

Boomer meets a young man who was a rising basketball player who is now bitter that he is confined to a wheelchair. Boomer then gets Meadowlark Lemon who is in town with his team the Bucketeers to help him.

After being chased by the East Side Aces and their doberman Attila, Joey forms another gang, the Dirty Half Dozen, with their dog Boomer. When Boomer is captured, the boys negotiate with the Aces.

Boomer and a brother and sister dancing team get trapped in a spooky mansion on a stormy night, and are held captive by a creepy Dr Frankenstein.

Boomer meets a blind man whose guide dog has recently died. Boomer decides to be a substitute. The man wants to pursue his dream of being a cyclist and his new canine friend helps.

Boomer is sent to pound, slated for death for biting someone but he is innocent. While waiting Boomer thinks over the events of his life.

After losing his job, a young man meets Boomer and an astute salesman who shows him how to be successful by training Boomer to compete at a dog show.

A pizza delivery boy who wants to be a comedian meets Boomer. He goes to NBC studios to audition for the Tonight Show, with Boomer's help.

Boomer goes into a mansion and sees that the owner's dog looks like him. When the dog decides to go, Boomer decides to take his place. The owner tells Boomer thinking he's her dog that she made arrangements for him to be with her when she goes. That means when she dies he will be put to sleep and buried with her. And she dies not long after that. And her lawyer is making the preparations. But two of her employees decide to find a way to stop it.

Boomer helps a old sea man look for a treasure that is supposedly on an island. So with Boomer leading the way they try to find it. But what they don't know is that there are a couple of guys on the island trying to thwart them.

Boomer ends up at a hotel where a beauty contest is going on. He befriends a girl whose sister is one of the contestants. They think they saw one of the judges abducted and try to tell. Problem is the girl has a history of telling whoppers. And when the man turns up, they decide to forget about. So she and Boomer try to find out what's going on.

After Jenny and Boomer discover Milo's twin brother, they are kidnapped. With Boomer's help, they manage to escape. Will they be able to expose the deception at the beauty pageant in time?

Two lowly regarded police officers are given a chance to prove themselves by being assigned to serve a warrant on a bookie. They can only succeed with Boomer's help.

Boomer has fallen in love with a well-to-do cocker spaniel. Unfortunately, her owner is against the relationship and wants to take Boomer to an animal shelter. But her servant, Jack, simply abandons him.

Despite all obstacles, Boomer saves the life of his great love, Daisy the Cocker Spaniel. The Sinclair family finally finds the runaway, and nothing stands in the way of a happy Christmas.