Click on an episode title to find summaries and information about each individual show. Check out the glossary for quick stats definitions, and if you have any information, opinions, or images to add, make sure to use the forum, or contact us!
Heroes: Characters that are major players in the episode, the plot revolves around these characters.
Villains: Usually the opposition to the Heroes, but more often than not, the plot also revolves around these characters at times.
Supporting: Secondary Characters that appear, but have smaller parts than starring characters.
Beasts: Non-sentient monsters that appear.
Objects: Alien, Man-made, and natural objects that appear.
Places: Areas visited or occupied.
Written By: Lists which staff members were credited with writing the episode.
Directed By: Lists which staff member was credited for directing the episode.
Season One (2010-2012)
Episode 1: Independence Day Part One
Robin, Speedy, Aqualad and Kid Flash are finally granted access to the headquarters of the Justice League. But when that access turns out to be little more than a glorified backstage pass, Speedy walks, and the other three sidekicks go on a mission of their own...to Project Cadmus, where they make a startling discovery...
Episode 2: Fireworks (Independence Day Part Two)
Robin, Kid Flash, and Aqualad rescue Superboy from Cadmus.
Episode 3 : Welcome to Happy Harbor
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 mistakenly think the evil Mister Twister is actually Red Tornado "testing" them.
Episode 4 : Drop Zone
On their first official assignment - a covert recon mission to the Venom-producing island of Santa Prisca - the team finds itself caught in a struggle between the deadly Bane and cult leader Kobra for possession of something far worse than they suspected.
Episode 5 : Schooled
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.
Episode 6 : Infiltrator
Artemis faces an uphill battle winning over her new teammates, as she tries to fill Red Arrow's boots on a mission he initiated: saving a brilliant young scientist from the League of Shadows.
Episode 7 : Denial
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.
Episode 8 : Downtime
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.
Episode 9 : Bereft
The team finds itself wandering the desert of Bialya with no memory of the last six months...or of each other. Only Miss Martian can restore their minds and figure out what happened, but is she too late to save Superboy?
Episode 10 : Targets
Red Arrow's battle to prevent the League of Shadows from inciting a war, pits him against the world's most dangerous assassins - and allies him with someone more dangerous still. Too bad Aqualad couldn't convince him to ask the team for help...
Episode 11 : Terrors
Batman assigns Superboy and Miss Martian to go undercover inside Belle Reve Penitentiary, a federal prison designed to house the world's worst super-villains...
Episode 12 : Home Front
When The Cave itself is attacked, can Artemis and Robin - the two teens without super-powers - save the Team (or even themselves) from the unknown invaders?
Episode 13 : Alpha Male
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?
Episode 14 : Revelation
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!
Episode 15 : Humanity
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!
Episode 16 : Failsafe
During an alien invasion, the team faces the ultimate challenge when they are forced to replace the fallen Justice League!
Episode 17 : Disordered
Conner Kent's pet Sphere has undergone a startling transformation, bringing it to the attention of the Forever People of New Genesis. Turns out Sphere originally belonged to them...and they want it back!
Episode 18 : Secrets
On Halloween, Artemis and Zatanna go to Manhattan for a night on the town, only to be hunted by Harm, a psycho-in-training, hiding a deadly secret...
Episode 19 : Misplaced
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.
Episode 20 : Coldhearted
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...
Episode 21 : Image
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?
Episode 22 : Agendas
Superboy returns to Project Cadmus, where he learns the top-secret genetics lab may have created another Super-clone...
Episode 23 : Insecurity
Red Arrow's return undercuts Artemis' confidence, while the team's mission to track down Sportsmaster threatens to expose her darkest secrets.
Episode 24 : Performance
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...
Episode 25 : Usual Suspects
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!
Episode 26 : Auld Acquaintance
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!
Season Two (2012-2013)
Episode 27: Happy New Year
The Team takes on the intergalactic bounty hunter Lobo... as a precursor to an alien invasion!
Episode 28: Earthlings
Miss Martian, Superboy, Beast Boy and Adam Strange arrive on the distant planet Rann to stop the alien infiltration of Earth at its source.
Episode 29: Alienated
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.
Episode 30: Salvage
While Superboy and Blue Beetle battle Intergang, Nightwing and company try to salvage the soul of a former comrade fallen from grace.
Episode 31: Beneath
Jaime Reyes searches for a missing friend, while Miss Martian, Batgirl, Bumblebee and Wonder Girl return to Bialya to discover what lies beneath.
Episode 32: Bloodlines
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?
Episode 33: Depths
Artemis rejoins the team to defend a critical satellite launch. But will her first mission back also be her last?!
Episode 34: Satisfaction
Roy Harper seeks vengeance against the man who ruined his life.
Episode 35: Darkest
Black Manta has a new mission for his son: a mission that should prove once and for all exactly whose side Aqualad is on!
Episode 36: Before The Dawn
On a covert mission to rescue some of its own, The Team, Blue Beetle and Miss Martian uncover shocking secrets... and devastating truths!
Episode 37: Cornered
The Team is trapped inside the Hall of Justice for a cage match against a brutal alien gladiator!
Episode 38: True Colors
When the Reach forms a devil's alliance with Lexcorp, Robin leads a squad undercover to investigate.
Episode 39: The Fix
Black Manta seeks vengeance against Miss Martian.
Episode 40: Runaways
Nightwing tasks Blue Beetle with chasing down a group of potentially dangerous super-powered teenage runaways. But Blue's not the only one hunting them...
Episode 41: War
A conqueror from another world becomes a wild card in an intergalactic game of supremacy - placing planet Earth square in the jackpot.
Episode 42: Complications
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!
Episode 43: The Hunt
A band of misfits is put to the test when Lex Luthor sends them behind enemy lines... to rescue the Team!
Episode 44: Intervention
The Team embarks on a desperate endeavor to free Blue Beetle.
Episode 45: Summit
The Light calls a Summit to decide the final fate of Aqualad, the team... and the entire planet Earth!
Episode 46: Endgame
On the verge of finally ending the alien invasion, the Team discovers the price of victory may be the entire planet Earth!
Season Three (2019)
Episode 47: Princes All
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.
Episode 48: Royal We
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.
Episode 49: Eminent Threat
Conner Kent and Prince Brion 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.
Episode 50: Private Security
While Jefferson, Conner and Artemis find homes for their Markovian strays, Dick assembles a new squad and hits the road - but may not survive the trip.
Episode 51: Away Mission
A distant conflict sends the team on an away mission, while the Happy Harbor gang decides what to do with Brion Markov and Halo.
Episode 52: Rescue Op
Brion Markov is determined to rescue his missing sister - even if it means throwing down against the entire League of Shadows.
Episode 53: Evolution
Aliens once again threaten the Earth, but with the Justice League split and scattered, only Earth's first and greatest hero can save us!
Episode 54: Triptych
As Meta-Human trafficking spreads across the United States, three very different teams of heroes seek to put a stop to it!
Episode 55: Home Fires
The Light has hired an intergalactic assassin, but who is the intended target?!