S1 E1 - Independence Day (1)

Robin, Aqualad, and Kid Flash break into Cadmus and find that it is being run by Genomorphs.

Nov 26, 2010 • 22m

S1 E2 - Fireworks (2)

The sidekicks find a clone of Superman known as Superboy. They free him from Cadmus' control, while battling Blockbuster.

Nov 26, 2010 • 22m

S1 E3 - 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…

Jan 21, 2011 • 22m

S1 E4 - Drop-Zone

Young Justice goes on its first official mission under Batman, while trying to determine which of them will lead the team.

Jan 28, 2011 • 23m

S1 E5 - 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.

Feb 4, 2011 • 22m

S1 E6 - Infiltrator

Green Arrow's niece, Artemis, joins Young Justice and must save a bright young scientist from the League of Shadows.

Feb 11, 2011 • 22m

S1 E7 - 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.

Feb 18, 2011 • 22m

S1 E8 - 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.

Mar 4, 2011 • 22m

S1 E9 - Bereft

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.

Mar 11, 2011 • 22m

S1 E10 - Targets

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.

Sep 16, 2011 • 22m

S1 E11 - Terrors

Superboy and Miss Martian go undercover inside Belle Reve Penitentiary.

Sep 23, 2011 • 23m

S1 E12 - Homefront

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?

Sep 30, 2011 • 22m

S1 E13 - 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?

Oct 7, 2011 • 22m

S1 E14 - 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!

Oct 14, 2011 • 22m

S1 E15 - 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!

Oct 21, 2011 • 23m

S1 E16 - Failsafe

When the Justice League is defeated during an alien invasion, the Team has to step up and fill their mentors shoes.

Nov 4, 2011 • 22m

S1 E17 - Disordered

Superboy's "Sphere" goes through a surprising change, revealing a connection to the forever people of New Genesis.

Nov 11, 2011 • 23m

S1 E18 - Secrets

It's Halloween. Artemis and Zatanna are in Manhattan for a girls' night out. There, they encounter the deadly Harm, who has a secret.

Nov 18, 2011 • 22m

S1 E19 - 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. In the end, Zatanna officialy joins the team and Zatara becomes the new Doctor Fate.

Mar 3, 2012 • 23m

S1 E20 - 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.

Mar 10, 2012 • 21m

S1 E21 - 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?

Mar 17, 2012 • 22m

S1 E22 - Agendas

Superboy returns to Project Cadmus, where he learns the top-secret genetics lab may have created another Super-clone.

Mar 24, 2012 • 22m

S1 E23 - Insecurity

Red Arrow's return undercuts Artemis' confidence, while the team's mission to track down Sportsmaster threatens to expose her darkest secrets.

Mar 31, 2012 • 22m

S1 E24 - 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…

Apr 7, 2012 • 22m

S1 E25 - 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!

Apr 14, 2012 • 22m

S1 E26 - 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!

Apr 21, 2012 • 22m