Season 1

Cesar comes to the rescue of a dog that the neighborhood thinks should be put down because it has bitten every member of its family. Next, a brother and sister are having their relationship torn apart by their fighting dogs.

Lori Jo and Patti are fed up with their boss Takis's three unruly bichons frises who constantly disrupt business by barking obsessively, knocking over trash cans and even honking the delivery truck's horn! Cesar must convince Takis to change his ways so that his beloved dogs will stop terrorizing everyone around them. Cesar then heads to the Freedom Writer's Foundation where the workplace is being disrupted by boss Ms. G's Labrador retriever, Beau.

Josh needs Cesar's help with his neighbors Lilly and Nadav, who have no control over their aggressive boxers. These dogs terrorize their neighborhood and have attacked more than 15 other dogs. Next, Cesar meets with Lorraine, a dance instructor who is greatly concerned for her pregnant business partner Stefanie's fearful and aggressive Chihuahua, Nuts. Cesar invites Stefanie and her husband to his home training annex where he teaches them how to create boundaries for Nuts.

College football coach Steven has recruited Cesar to help tackle a major problem: he is concerned that one of his star football players, Steve, is putting his future at risk for his aggressive Rottweiler, Shadow. Shadow has attacked two dogs in the neighborhood and Coach Steven is afraid if the dog attacks again, Steve could be held responsible. Cesar then meets up with Eric, who wants help for his brother Kevin's Doberman pinscher, Bowerman.

Whistle-blower Brent is desperate for help with his aggressive pit bull, Titan, who is destroying his relationship with girlfriend, Aileen, who saved Titan from the side of the road. Next, Cesar meets whistle-blower Debbie and a group of dog owners who are concerned about their good friend Marilyn's aggressive Italian mastiff mix, Cupid. Cupid began attacking other dogs at the park once Marilyn recovered from a fight against cancer. Cesar is ready to help Marilyn and Cupid get their park on!

Whistle-blower Arturo is fed up with his neighbors Jim and Sam's powerful American bulldog/boxer mix, Matilda, attacking dogs in the neighborhood. He invites them to his Dog Psychology Center to further rehabilitate Matilda and train Jim and Sam to be better pack leaders. Cesar's next call comes from whistle-blower Rose, who is extremely concerned for her friends Diana and Joe's dog, Tosha, who attacked Rose so severely that the bites left her arm scarred.