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Teenage superheroes strive to prove themselves as members of the Justice League.
“Don't call them sidekicks.”
2010
Robin, Aqualad, and Kid Flash break into Cadmus and find that it is being run by Genomorphs.
The sidekicks find a clone of Superman known as Superboy. They free him from Cadmus' control, while battling Blockbuster.
After Speedy declines to join the new team, Robin, Aqualad and Kid Flash fear Young Justice is just a big joke…while new member Miss Martian fears there's no room for her to be part of it. So when the four heroes and Superboy come up against Mister Twister, it looks like all their fears have just been realized…
Young Justice goes on its first official mission under Batman, while trying to determine which of them will lead the team.
Superboy's anger over his non-relationship with Superman is getting out of control. He refuses to train with Black Canary, and when the team faces an opponent that even the Justice League had trouble defeating, the Boy of Steel goes rogue.
Green Arrow's niece, Artemis, joins Young Justice and must save a bright young scientist from the League of Shadows.
When the team investigates the disappearance of Kent Nelson (formerly Doctor Fate), the scientific-minded Wally West is forced to confront his disbelief in magic while battling Abra Kadabra and Klarion the Witch Boy, for the ultra-powerful Helmet of Fate.
After a disastrous mission with the team, Aqualad returns to Atlantis to choose between a life on the surface world or one beneath the waves with the Aquagirl of his dreams. But other forces at play may make Aqualad's decision for him.
Young Justice discovers that they have forgotten the last six months of their lives, including each other and a final fateful mission in Bialya. The team turns to Miss Martian to recover their memories, before it is too late for Superboy.
Red Arrow is on his own against the world's most dangerous assassins in preventing the League of Shadows from starting a war, until he is forced to make an unlikely alliance with someone even more dangerous. Aqualad fails to convince Red Arrow to ask the team for help.
Superboy and Miss Martian go undercover inside Belle Reve Penitentiary.
When Mount Justice itself is attacked, can Artemis and Robin (the two teens without super-powers) save the Team (or even themselves) from the unknown invaders?
Already exhausted and rattled after a home turf invasion of The Cave, the team learns that Aqualad - their friend and leader - withheld vital information that put them all at risk. When Batman sends the Team and new "den-mother" Captain Marvel to India to investigate bizarre reports of armed animals attacking human beings, can Aqualad pull his fractured team together?
When Plant Creatures attack major cities around the world, the team is eager to join the fight alongside the Justice League. Instead, Batman assigns them a still more dangerous task - taking out the plants' masters: a secret society of super- villains: the Injustice League!
The team is on the hunt for Red Tornado, determined to find out once and for all whether the robot was the mole - even if it means kidnapping new friend Zatanna and dragging her along on their quest!
When the Justice League is defeated during an alien invasion, the Team has to step up and fill their mentors shoes.
Superboy's "Sphere" goes through a surprising change, revealing a connection to the forever people of New Genesis.
It's Halloween. Artemis and Zatanna are in Manhattan for a girls' night out. There, they encounter the deadly Harm, who has a secret.
When every adult on the planet disappears, only the team, Zatanna, and Billy Batson are left to defeat the five most powerful sorcerers on Earth. In the end, Zatanna officialy joins the team and Zatara becomes the new Doctor Fate.
Wally West comes oh-so-close to fulfilling his birthday wish to finally fight alongside the Justice League. Instead, a massively disappointed Kid Flash is taken off the mission and tasked with a simple delivery job. But a few deadly surprises await the birthday boy along the way.
A covert operation against Queen Bee in Qurac forces Miss Martian to finally face her greatest fears and her biggest secrets. But will she reveal those secrets to her friends—or allow what she's hiding to take down the entire team?
Superboy returns to Project Cadmus, where he learns the top-secret genetics lab may have created another Super-clone.
Red Arrow's return undercuts Artemis' confidence, while the team's mission to track down Sportsmaster threatens to expose her darkest secrets.
The Team goes undercover at the Haly International Traveling Circus to locate a thief stealing weapons technology across Europe. But a thief isn’t all they find…
The Team gets a new member and a new mission – a mission that may finally expose all the Team’s secrets... and all their lies!
The Team finally learns the identity of the traitor in their midst, forcing a battle against an enemy more dangerous than any they’ve ever faced before!
Jesse McCartney
Dick Grayson / Robin / Nightwing (voice)
Khary Payton
Kaldur'ahm / Aquaman (voice)
Nolan North
Conner Kent / Superboy (voice)
Danica McKellar
M'gaan M'orzz / Megan Morse / Miss Martian (voice)
Stephanie Lemelin
Artemis Crock / Artemis / Tigress (voice)
Greg Cipes
Garfield Logan / Beast Boy (voice)
Lacey Chabert
Zatanna Zatara / Zatanna (voice)
Denise Boutte
Raquel Ervin / Rocket (voice)
2019
After the Justice League faces a horrifying incident on the planet Rann, Dick Grayson gathers an elite squad of heroes to shut down a meta-human trafficking syndicate in Markovia.
Dick Grayson, Artemis Crock, Conner Kent and Jefferson Pierce go undercover in Markovia to stop the Bedlam Syndicate's meta-human trafficking cartel – before it claims another victim
Conner Kent and Prince Biron Markov are in the clutches of Count Vertigo, leaving Dick Grayson, Artemis Crock and an emotionally damaged Jefferson Pierce to save them and put an end to the Bedlam Syndicate.
After the Justice League faces a horrifying incident on the planet Rann, Dick Grayson gathers an elite squad of heroes to shut down a meta-human trafficking syndicate in Markovia.
Dick Grayson, Artemis Crock, Conner Kent and Jefferson Pierce go undercover in Markovia to stop the Bedlam Syndicate's meta-human trafficking cartel – before it claims another victim
Brion Markov is determined to rescue his missing sister – even if it means throwing down against the entire League of Shadows.
Aliens again threaten the Earth, but with the Justice League split and scattered, only the planet’s first and greatest hero can save the day.
As Meta-Human trafficking spreads across the United States, three very different teams of heroes hope to put a stop to it.
The Light has hired an intergalactic assassin, but who is the intended target?!
The search for Tara Markov continues – but who’s doing the searching and where?!
It’s the first day of school for Violet Harper and Forager. And the last day for a different freak…
Garfield Logan tests out a pair of Goode VR goggles. Then the goggles test him!
Grayson’s operatives attempt to stop an auction of enslaved meta-teens.
The team reassembles as the Justice League faces a new threat in space.
A new Gamma Squad team is sent out on its first mission to investigate rumors of meta-trafficking in Russia.
Across the nation, the team members give thanks for what they have -- and for what they very well might lose.
The Reach are back, terrorizing small town America… unless the Outsiders can stop them!
Project Rutabaga threatens to create an international crisis for the Outsiders.
The Outsiders face Lex Luthor's machinations, but Lex is not the only one trying to manipulate them.
Victor Stone reaches a crisis point -- but he's not the only one.
Dick Grayson and Jefferson go after Gretchen Goode -- and they encounter the ominous Overlord.
The betrayals come fast and furious -- and with them is a reckoning.
The hunt for Halo is on.
The Outsiders make a final attempt to save Halo -- and the galaxy.
Artemis and Conner journey back to their pasts during the calm before the storm.
Things come full circle as the team and the Outsiders return to Markovia for a final confrontation.
2012
The Team takes on the intergalactic bounty hunter Lobo…as a precursor to an alien invasion!
Miss Martian, Superboy, Beast Boy and Adam Strange arrive on the distant planet Rann to stop the alien infiltration of Earth at its source.
The Team and the Justice League continue to hunt the Kroloteans that have invaded Earth—but the aliens have help from an extremely unexpected source.
While Superboy and Blue Beetle battle Intergang, Nightwing and company try to salvage the soul of a former comrade fallen from grace.
Jaime Reyes searches for a missing friend, while Miss Martian, Batgirl, Bumblebee and Wonder Girl return to Bialya to discover what lies beneath.
An intruder mysteriously appears inside Mount Justice, claiming to be a tourist from the future. But who is he really? And what is his true agenda?
Artemis rejoins the team to defend a critical satellite launch. But will her first mission back also be her last?!
Roy Harper seeks vengeance against the man who ruined his life.
Black Manta sends Kaldur on a mission that will prove where his loyalties truly lie.
The Team uncovers some shocking secrets while on a covert rescue mission.
A brutal alien warrior traps the Team inside the Hall of Justice.
Robin leads a squad to investigate Lexcorp's troubling allegiances.
In revenge for her telepathic attack on his son, Black Manta goes after Miss Martian.
Nightwing tasks Blue Beetle with chasing down a group of potentially dangerous super-powered teenage runaways. But Blue Beetle is not the only one hunting them...
A conqueror from another world becomes a wild card in an intergalactic game of supremacy -- placing planet Earth square in the jackpot.
Black Manta gives Miss Martian twenty-four hours to live, but that may be more time than Aqualad has with Sportsmaster and Cheshire on the hunt for his head!
A band of misfits is put to the test when Lex Luthor sends them behind enemy lines... to rescue the team!
The team embarks on a desperate endeavor to free Blue Beetle!!
The Light calls a summit to decide the final fate of Aqualad, the team ... and the entire planet Earth!
On the verge of finally ending the alien invasion, the team discovers the price of victory may be the entire planet Earth!
2021
Miss Martian, Superboy, Beast Boy, and Martian Manhunter take a little vacation...to somewhat unfriendly climes.
While attempting to solve a growing list of mysteries, Miss Martian, Superboy, and Beast Boy consult with royalty.
Miss Martian and Superboy grapple with family traditions, while Beast Boy struggles with something much darker.
Answers come to light as Beast Boy, Miss Martian, and Superboy uncover an awful truth.
Just as multiple Shadows fall across her path, Artemis Crock’s life is interrupted by devastating news.
Tigress catches up with her sister, Cheshire, as a Shadowed history catches up with them both.
Oracle’s memories challenge Tigress’ decision to trust her new allies.
For Tigress, saving everyone may not be an option - unless help is offered from an unexpected source.
Zatanna and her protégés find themselves on the brink of war.
Zatanna and her protégés encounter new allies…and an ancient foe.
Thirteen and her friends face their greatest challenge yet.
Zatanna must rally the Sentinels of Magic before Chaos consumes the Earth.
Zatanna and the Sentinels of Magic gain unlikely allies – but will it be enough?
Kaldur’ahm chews algae, while Violet Harper cuts vegetables.
While Clark Kent gets all the news that’s fit to print, Kaldur’ahm hears old family stories from his parents.
Kaldur’ahm, Wyynde, and La’gann go for a swim. King Orin goes fishing.
Kaldur’ahm searches… Atlantis finds.
Rocket gets a reality check… and reality’s ready to collect.
Rocket misses one conference… while another goes poorly.
Rocket learns the hard way that nothing stays buried forever.
When one portal opens for Rocket, another closes… forever.
Bart Allen goes shopping. Zatanna Zatara talks baseball. Plus, the return of Daring Dan Danger!
After refurbishing an old bus, Nightwing and the gang hit the road.
Team Trauma on Trombus!
You can go home again… but beware of hitchhikers.
The very next final battle for the planet Earth...
