Episode guide

Young Justice: Season 1

26 episodes · first aired Nov 26, 2010

Robin, Aqualad, Kid Flash, Superboy, Miss Martian, and Artemis form Young Justice -- and find out whether they have what it takes to be a proven hero.

Back to Young Justice: cast and where to watch

1 Independence Day (1) Nov 26, 2010 · 22m Robin, Aqualad, and Kid Flash break into Cadmus and find that it is being run by Genomorphs.
2 Fireworks (2) Nov 26, 2010 · 22m The sidekicks find a clone of Superman known as Superboy. They free him from Cadmus' control, while battling Blockbuster.
3 Welcome to Happy Harbor Jan 21, 2011 · 22m 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…
4 Drop-Zone Jan 28, 2011 · 23m Young Justice goes on its first official mission under Batman, while trying to determine which of them will lead the team.
5 Schooled Feb 4, 2011 · 22m 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…
6 Infiltrator Feb 11, 2011 · 22m Green Arrow's niece, Artemis, joins Young Justice and must save a bright young scientist from the League of Shadows.
7 Denial Feb 18, 2011 · 22m 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…
8 Downtime Mar 4, 2011 · 22m 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…
9 Bereft Mar 11, 2011 · 22m 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…
10 Targets Sep 16, 2011 · 22m 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…
11 Terrors Sep 23, 2011 · 23m Superboy and Miss Martian go undercover inside Belle Reve Penitentiary.
12 Homefront Sep 30, 2011 · 22m 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?
13 Alpha Male Oct 7, 2011 · 22m 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…
14 Revelation Oct 14, 2011 · 22m 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…
15 Humanity Oct 21, 2011 · 23m 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…
16 Failsafe Nov 4, 2011 · 22m When the Justice League is defeated during an alien invasion, the Team has to step up and fill their mentors shoes.
17 Disordered Nov 11, 2011 · 23m Superboy's "Sphere" goes through a surprising change, revealing a connection to the forever people of New Genesis.
18 Secrets Nov 18, 2011 · 22m It's Halloween. Artemis and Zatanna are in Manhattan for a girls' night out. There, they encounter the deadly Harm, who has a secret.
19 Misplaced Mar 3, 2012 · 23m 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…
20 Coldhearted Mar 10, 2012 · 21m 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…
21 Image Mar 17, 2012 · 22m 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…
22 Agendas Mar 24, 2012 · 22m Superboy returns to Project Cadmus, where he learns the top-secret genetics lab may have created another Super-clone.
23 Insecurity Mar 31, 2012 · 22m Red Arrow's return undercuts Artemis' confidence, while the team's mission to track down Sportsmaster threatens to expose her darkest secrets.
24 Performance Apr 7, 2012 · 22m 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…
25 Usual Suspects Apr 14, 2012 · 22m 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!
26 Auld Acquaintance Apr 21, 2012 · 22m 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!