Overview: It’s a mad dash by Buster to retrieve his runaway mustache in this fast-paced, zany city-wide chase.
Overview: Grizzled and Rooky go undercover to root out the criminal mas-termind behind a counterfeit pie operation.
Overview: Duke gets a high tech, smart car. He and the temperamental car chase Ice Cream Truck Bandits
Overview: The oblivious Ms. Blumfeld turns into a superhero, stopping crimes around the city, as Duke struggles with his orders to arrest her.
Overview: It's Harl Hubbs Day and Harl decided to help the whole city, but quickly discovers he isn't prepared for Harl mania
Overview: Billy's mother, Ann, accepts a junkyard race challenge against the city's street racing legend, Tread Octane.
Overview: We pull back the curtain to see how Firemen Bob and Clemmons retrieve the bizarre requests of Chief Freya during a typical emergency.
Overview: It’s an old west showdown, when a new adversary rolls into town.
Overview: Fendrich organizes a charity as a distraction while he attempts to steal the city deed. Sinclair gathers antiheroes to stop him.
Overview: Freya is one credit short of graduating from the fire academy and is suspended as Fire Chief.
Overview: Mayor Fleck is running for re-election against R E Fendrich who will stop at nothing to win to use his new power to defeat Sinclair once and for all.
Overview: When Duke loses his memory, Snake Rattler tricks him into believing he's Snake’s criminal henchman.
Overview: When Rooky discovers it’s Chief Wheeler’s birthday, she is determined to make it a memorable.
Overview: During the dedication ceremony of the city’s deep sea vessel to honor Duke, Freya and Harl, the ship is accidentally set adrift.
Overview: When the mythical ocean monster, the Quacken, is sighted off the coast, famed adventurer Jessica Sharpe vows to capture it.
Overview: Rooky and Grizzled go undercover aboard the Guardian of the Oceans in search of a lost pirate treasure.
Overview: Fendrich and his gang learn of Cluster’s hidden junkyard treasure. Harl Cluster, Shirley and Tread unite to protect it.
Overview: Snake and Daisy take advantage of Tread to get him to act as their getaway driver to pull off a heist.
Overview: When Fendrich threatens to ruin Sinclair's Holiday Gala, Duke intervenes to save both the party and the holidays.
Overview: Freya takes Billy and Mark on a ride along, but when things get out of hand, it's up to Mark to save the day.