Krypto the Superdog!: Heroes Unleashed

Krypto the Superdog!: Heroes Unleashed is a Canadian-American animated superhero series that is a spin-off of the 2005 series Krypto the Superdog. It also features new heroes and villains. This series is rated TV-Y7-FV. the series uses the Teen Titans Go! animation style.

Main

 * Krypto the Superdog (voiced by Sam Vincent) is the main protagonist of the show
 * Streaky the Supercat (voiced by Brian Drummond), Krypto's best friend and sidekick, is an orange Somali cat with a yellow streak along his back who lives next door to Krypto and Kevin's family. He gained Kryptonian-like powers and weaknesses after an accident involving a duplicating ray that was aimed at Krypto, but deflected off him and hit Streaky instead. Unlike Krypto, Streaky is less serious about his superhero activities, and sometimes needs prodding to perform heroic deeds, but usually is dependable. He also has a nephew named Squeaky who is the leader of the Supercat Fan Club. Streaky often refers to Krypto as "K-Dog".
 * Ace the Bat-Hound (voiced by Scott McNeil) is Batman's pet German Shepherd (though Ace says that he is Batman's partner) who is an ally of Krypto, Streaky and the Dog Star Patrol. Ace fights crime utilizing various detective skills and gadgetry built into his collar (an analogue of Batman's utility belt); he also uses a rocket sled for traveling long distances. Ace wears a dark-colored cape and collar similar to Batman's, and (like Batman) possesses a stoic personality. However, Ace does occasionally work alongside Krypto and considers him an ally. Ace's nemeses are Catwoman's pet cat, Isis, the Joker's two pet hyenas Bud and Lou, and the Penguin's three trained pet birds Artie, Griff, and Waddles.
 * Kevin Whitney (voiced by Ryder Jack Parker) is the 9-year-old young boy who Krypto lives with in the series, like the pervious series Krypto stays with Kevin with Superman's permission. Kevin enjoys Krypto's company greatly, and is able to communicate with him and the other animals in the series thanks to a universal translator device.
 * Andrea Sussman (voiced by Tabitha St. Germain in season 1 and Rory Vlach in season 2-present) is Kevin's next-door neighbor, love interest and the new owner of Streaky. unlike the pervious series she becomes Streaky's owner with Supergirl's permission. Andrea enjoys making Streaky play dress-up, she also find out Streaky's and Krypto's secret identity when she accidentally stumbles upon Krypto's spaceship and received a universal translator device.
 * Superman (voiced by Taran Killam): The main superhero of Metropolis and Krypto's original owner. Unlike the previous series Superman gets the largest role in this series, he's also allowing Kevin to watch over Krypto because he's too busy saving the world.
 * Lois Lane (voiced by Cobie Smulders): A reporter of the Daily Planet and Superman's love interest.
 * The Dog Star Patrol are a superpowered group of canines who each possess a unique superpower, and fight crime across the galaxy. Krypto joined the Dog Star Patrol by helping the group out on a mission. Ace the Bat-Hound and Streaky the Supercat also helped them out on different occasions. The group is based on DC Comics' Space Canine Patrol Agents with elements of the Legion of Super-Heroes. Members of the Dog Star Patrol include:
 * Brainy Barker (voiced by Grey Griffin) is a purple Saluki and leader of the Dog Star Patrol. Brainy Barker possesses telepathic/telekinetic powers, allowing her to read minds, project force fields, and levitate objects.
 * Mammoth Mutt (voiced by Sadie Stanley) is a pink Chihuahua with the ability to inflate her body to an enormous ball-shaped size, allowing her to use her size to attack foes. She can also expand other parts of her body.
 * Bull Dog (voiced by Michael Dobson) is a lavender Bulldog with a stereotypical British accent and two retractable, bull-like horns that can be used for attacking foes and breaking objects.
 * Paw Pooch (voiced by Kurt Russell) is a yellow and brown Basset Hound with eight legs that enable him to dig and run quickly. They can also grow in size, as seen in "Puss In Space Boots".
 * Tail Terrier (voiced by Asher Angel) is a green Scottish Terrier with the ability to stretch his tail and use it like a lasso. He also has a stereotypical Texas accent.
 * Tusky Husky (voiced by Terry Klassen) is a sky blue Siberian Husky with a stereotypical French-Canadian accent and a giant front tooth which is incredibly durable and can be used as a drill.
 * Hot Dog (voiced by Leonardo Navarrete) is a red Dachshund with the ability to generate tremendous heat from his body and breathe fire. He also has a short temper, but started to control his anger in "Bones Of Contention".
 * Drooly (voiced by Ty Olsson): An Old English Sheepdog who can use his drool as a weapon in various ways, such as grabbing objects, creating bubbles, and using it as projectiles. He appeared only in "The New Recruit" and was made a reserve member after defeating Mechanikat's forces.

Recurring

 * Robin (voiced by Scott Menville): the leader of the Teen Titans, former partner of Batman and a good friend of Krypto.

Antagonists
Mechanikat (voiced by Mark Oliver in season 1 and Simon Pegg in season 2) is the main antagonist of the series and is based on Metallo. Mechanikat is a cyborg feline, who constantly plots to conquer Earth.