Cesar is called to train an aggressive bulldog who’s bitten a couple’s son three times and brought their marriage to the brink of divorce.

Cesar takes on an aggressive German shepherd whose owner has been banned from his own family functions and a couple whose toy dogs could get them evicted from their pet-friendly apartment complex.

Cesar takes on a veterinarian, whose own pit bull is harassing her clients and a Bel Air couple, whose posh poodles are stunting their social life.

Cesar visits a woman who has called about a neighbor's wire fox terrier, Toby, who is causing trouble in the neighborhood.

Cesar struggles to save a vicious German Shepherd from being put down and a loud, excitable Miniature Schnauzer from being kicked out of day care.

Cesar struggles to train two aggressive St. Bernards that their owner can’t control, and a poodle that is ruining a 20-year friendship.

Cesar fights to save a ferocious Pit Bull from attacking other dogs and a troublesome terrier from instigating attacks on himself!

Cesar takes on an aggressive Weimaraner who bit a neighbor and her dog, and is close to being taken away by Animal Control and put down.

Cesar comes to the aid of two dog owners whose aggressive pooches have alienated them from their closest friends at their local dog parks.

Cesar comes to the aid of Leslie and her son, Si, who rescued their Great Dane, Junior. Junior has already bitten two people and Leslie is terrified that Junior will one day seriously hurt someone, and that he will get euthanized. Cesar's next case concerns two sisters whose relationship is in jeopardy due to one of their dogs. Taylor's Maltese mix, Chloe, seems to have it in for her pregnant sister Morgan.

Cesar confronts two women who unwittingly have been triggering aggression in their dogs, but refuse to admit to it.

Cesar rushes to the aid of Joe, whose teenage daughter, Sydney, has a highly aggressive pit bull that has attacked other dogs. Can Cesar save the day?

Cesar helps the Seinfeld family with their two dachshunds, Foxy and Jose. One is insecure and the other is over-excited. Plus, Cesar teaches leadership skills to two women who want their aggressive Jack Russell to be welcomed into the surrounding dog-loving community.

Cesar teaches leadership skills to a woman, whose French Bulldog/Boston Terrier mix Simon viciously attacks other dogs and animals. Plus, Cesar helps a family to provide leadership for their over-protective Tibetan Terrier named Schnoopy.

A father and daughter contact Cesar about the family dog, a pug named Gio, who has viciously attacked the family's five other dogs and their daughter. Mom is babying Gio because she feels sorry for him. But is Gio the right fit for this family? Cesar's next call is from a woman concerned for the safety of the animals on her sister's ranch after Bodie, a rottweiler/German shepherd mix, killed several goats and started going after the horses.

Cesar visits San Diego to meet Dingo, an aggressive Afghan Kuchi brought back from an army base in Afghanistan. Cesar works to acclimate Dingo around other dogs, and sends the owner’s wife — who can barely control the dog — to work on her energy. Next, Cesar meets a couple that cannot control their three large dogs Bella, Dozer, and Louie. They hope to one day start a family, but right now their chaotic home is no place for a baby!

Cesar meets pit bull mix Ivy, an escape artist who gets out of harnesses and jumps over the double walls of their house when triggered by loud noises.

Cesar meets a golden retriever, Captain, who’s ruining his owner’s retirement, and works with a couple who can’t manage their Terrier mix, Roxy.

Cesar works with a couple who are concerned that their daughter’s pit bull, Luna, has become a menace to the family. He then works with a makeup artist and hairstylist whose Sheltie, Belle, barks constantly whenever she picks up a blow-dryer, curling iron, or other small appliance, preventing her from having clients come to her home.

Cesar helps a German shepherd, Ovechkin, who terrorizes a family and has them living like prisoners in their own home. Cesar confronts the aggressive dog and is attacked himself. He utilizes members of his own pack to make Ovechkin less territorial. Once Ovechkin is rehabilitated, Cesar reunites him with the owner but learns she is still too weak to control her dog.

Cesar helps Alyssa write the perfect story for her cute but aggressive Shih Tzu/Pomeranian, and helps Karol make her Chihuahua mix John Henry safe for the workplace.

Owners of energetic lab mix named Tic Tac wish to live on a boat in a local marina, but there's only one problem: Tic Tac's unruly behavior.

Cesar works with Target, a terrier/Chihuahua mix that lashes out due to tense behavior. He then tries to help Murphy, a rambunctious Golden Doodle with a dangerous habit of eating socks.

Cesar is confronted with a one-eyed rescue mutt, Duk Duk, who is so distrustful of humans, that he attacks out of fear. He has bitten his owner, her mother and her father. He now needs surgery on his leg, but the owner can't get him into the car. Cesar has his hands full and is even willing take a painful bite to teach Duk Duk to stop attacking humans and get the leg surgery he desperately needs.

Cesar is asked to help a dog named Yoshi, who is so aggressive towards other dogs that his owners have kept him locked up for a year - can Cesar help Yoshi to function outside his apartment?

In this episode, Cesar comes to the rescue of a three year-old rescue mutt, Elffie, who has bitten everyone in his family.

Cesar receives a call from two women who are concerned that their friend can’t control her adopted Golden Retriever-Chow mix Leon.

Leslie has a golden lab named Buddy that is terrorizing her grandson, Mason. Cesar helps Mason get over his fear and shows him all the behaviors that are creating anxiety in Buddy. Meanwhile, Andrea and Erica, who are fed up with their roommate Sarah’s dog Mose, decide that it is time to calm him down and show him that Sarah is the leader of the pack.

Jolene’s German Shepherd mix Rocky is extremely aggressive toward her mother, so Cesar takes Rocky to the Dog Psychology Center for intensive behavioral training. Meanwhile, Sandra is concerned that her daughter Rocio and her husband are having trouble handling their Viszla puppy named Whiskey, since they also have two young children. Cesar shows the family how to properly train Whiskey and subdue his excitement.

Cesar’s first call comes from Jason, who is struggling to spend time with his twin brother, Danny, because his German Shepard, Rusty is driving them apart. Then he helps Ivan, who lives with his girlfriend Amber and her sister Ashley and a pack of three Chihuahua’s who are disrupting the house and creating anxiety for Ivan. Cesar helps the three dog owners first conquer their incessant barking problem whenever someone comes to the door by creating boundaries.

Cesar comes to the aid of a Grandmother and Grandaughter, whose dog Izzy is a terror in their peaceful home, and Marianne, whose dog Bear is an outcast in ‘Dogtown U.S.A.’