George and Harold create a new comic book hero in Dog Man, a crimefighter with the head of a police dog and the body of a policeman, who faces off against his archnemesis Petey the cat.

Assisting her grandmother's investigation of her grandfather's fate during the Vietnam War, Mai struggles to adapt to an unfamiliar culture while redefining her sense of family.

The local police prove unhelpful when a 500-pound dinosaur skull vanishes from a secret excavation on Sage's family's ranch, so Teddy and his friends conduct their own investigation.

When twenty-one-year-old social media star Chelsea Dawson disappears, Seneca, Maddox, Aerin, and Madison, noticing that she looks exactly like Aerin's murdered sister, Helena, investigate, determined to find the connection.

When two suspicious plane accidents occur near an eastern airport, the two Hardy brothers investigate the case and find themselves in greater danger than they anticipated.

Griffin Bing is in big trouble when a Super Bowl ring disappears from his middle school's display case, replaced by Griffin's retainer, and the more he and his friends investigate, the worse his situation becomes.

The Three Investigators search for a stolen statue only to find that it has mysteriously come to life.

After the death of Polly Portman, whose award-winning pies put the town of Ipswitch, Pennsylvania, on the map in the 1950s, her devoted niece Alice and Alice's friend Charlie investigate who is going to extremes to find Aunt Polly's secret pie crust recipe.

Mallory is still adapting to life in her new town of Eastport when she is haunted by a reoccurring nightmare, leading her to investigate the legend of Sweet Molly.

Rebel surfer-turned-field ops specialist Sydney finds herself in hot water while undercover on a marine research vessel, while her City Spies teammates investigate a suspected mole.