 | 1x01 Secret Origins (1) (Air Date: Nov. 17, 2001)
Batman investigates a Wayne Tech Metropolis Sub-station and there he finds alien activity. Three fake technicians send a signal from Sub-station’s satellite dish. Batman tries to stop ... |  | 1x02 Secret Origins (2) (Air Date: Nov. 17, 2001)
Batman, Superman and J’onn attempt to fight off the alien invaders, but they are outnumbered. J’onn telepathically summons Green Lantern, Hawkgirl and the Flash to aid them in this crisis. ... |  | 1x03 Secret Origins (3) (Air Date: Nov. 17, 2001)
Diana, J’onn, Green Lantern and the Flash plan to rescue Superman and Hawkgirl, who are imprisoned inside the alien factory. However, the plan goes wrong and the team is imprisoned as ... |  | 1x04 In Blackest Night (1) (Air Date: Nov. 19, 2001)
On a distant planet, Ajuris, a court has called upon the Manhunters – a group of robotic warriors – to seek out and return with an accused criminal: John Stuart, a.k.a. Green Lantern. ... |  | 1x05 In Blackest Night (2) (Air Date: Nov. 26, 2001)
Still unconvinced of the prosecution’s accusations, Superman and J’onn decide to investigate the facts for themselves. In the meanwhile, the Flash attempts to delay the trial, and Hawkgirl ... |  | 1x06 The Enemy Below (1) (Air Date: Dec. 03, 2001)
The Justice League join forces with Aquaman after a nuclear submarine is attacked in the Atlantic, causing Aquaman to become indignant and maybe taken the law into his own hand's to protect ... |  | 1x07 The Enemy Below (2) (Air Date: Dec. 10, 2001)
After Superman persuades Aquaman (Arthur Curry) to take up his matters in Metropolis up with the various governments of the world, Aquaman is attacked by Deadshot. The Justice League begins ... |  | 1x08 Paradise Lost (1) (Air Date: Jan. 21, 2002)
Felix Fraust conquers Themiscyra, Wonder Women's homeland. Leaving all it's resident's turned into stone by a magic spell. Wonder Women then finds out that Felix may have an agenda to free ... |  | 1x09 Paradise Lost (2) (Air Date: Jan. 28, 2002)
Felix Fraust conquers Themiscyra, Wonder Women's homeland. Leaving all it's resident's turned into stone by a magic spell. Wonder Women then finds out that Felix may have an agenda to free ... |  | 1x10 War World (1) (Air Date: Feb. 24, 2002)
J'onn and Superman are taken as prisoners after detonating an asteroid on a collision course for Earth, when a hydrogen pocket erupt knocking them out and Superman is forced to battle with ... |  | 1x11 War World (2) (Air Date: Mar. 03, 2002)
J'onn and Superman are taken as prisoners after detonating an asteroid on a collision course for Earth, when a hydrogen pocket erupt knocking them out and Superman is forced to battle with ... |  | 1x12 The Brave and the Bold (1) (Air Date: Mar. 10, 2002)
The Flash is accused of committing a crime, he has no recollection of. And it is up to Green Lantern (John Stewart) to prove his innocents. Also they discover the secret "Gorilla City".part ... |  | 1x13 The Brave and the Bold (2) (Air Date: Mar. 17, 2002)
It is found out that the one responsible for causing The Flash (Wally West) to cause the crimes was Gorilla Grodd an intelligent monkey able to control brain waves through the use of science. ... |  | 1x14 Fury (1) (Air Date: Apr. 07, 2002)
A banished Amazonian by the name Aresia, sets out to destroy all men in the world... Leaving only Hawkgirl and Wonder Women (Diana) to stop her. part 1of 2 |  | 1x15 Fury (2) (Air Date: Apr. 14, 2002)
A deadly disease begins to spread infecting the male populace of the earth, it is up to Wonder Woman and Hawkgirl of the league to find the source of this outbreak, and save their friends.part ... |  | 1x16 Legends (1) (Air Date: Apr. 21, 2002)
A freak accident hurls the league into another dimension, where they meet their childhood comic heroes The Justice Guild... But all isn't as it seems when Green Lantern and J'onn begin to ... |  | 1x17 Legends (2) (Air Date: Apr. 28, 2002)
The Justice Guild recruits the justice league to take down their arch enemies, but all is not what appears, could the Justice Guild be imposter's?part 2 of 2 |  | 1x18 Injustice For All (1) (Air Date: Sep. 06, 2002)
The Justice League manages to get incriminating evidence against Lex Luthor, and send him to prison. However, upon being diagnosed with a terminal illness, Luthor recruits the Ultra-Humanite ... |  | 1x19 Injustice For All (2) (Air Date: Sep. 13, 2002)
With Batman captured and secured, the Injustice Gang tries to find a way to break in the League’s Watchtower. He tries to play the villains one against each other, thus buying him and ... |  | 1x20 A Knight of Shadows (1) (Air Date: Sep. 20, 2002)
Morgan Le Fey and Mordred her son is up to no good, meanwhile the league aids a distraught Etrigan who fears that the Philosopher's stone may fall into the hands of his ancient enemy, the ... |  | 1x21 A Knight of Shadows (2) (Air Date: Sep. 27, 2002)
Morgaine and Mordred find the stone and turn England into a medieval Camelot... It is up to the league and Etrigan to change everything back. But can they succeed and stopping the now more ... |  | 1x22 Metamorphosis (1) (Air Date: Oct. 04, 2002)
A friend of Green Lantern (John Stewart) named Rex Mason is turned into a freak capable of manipulating is cellular structure.... Can the green lantern set things right with his friend and ... |  | 1x23 Metamorphosis (2) (Air Date: Oct. 11, 2002)
Rex believes the league and his long time friend Green Lantern is out to keep him away from his future wife. The League battle John's friend, who has now become Metamorpho, and soon find ... |  | 1x24 The Savage Time (1) (Air Date: Nov. 09, 2002)
After the Justice League return from an away mission they so find out that Vandal Savage has altered the time line. It is now up to the league to set things right and travel back in time ... |  | 1x25 The Savage Time (2) (Air Date: Nov. 09, 2002)
The league continues their effort to put an end to Vandal Savage, meanwhile the green lanterns ring goes out he decided to help in the war effort with the soldiers of WWII! While Diana begins ... |  | 1x26 The Savage Time (3) (Air Date: Nov. 09, 2002)
The leagues, final effort to take Vandal Savage down is underway, and with the help of wonder woman who has acquired help from an unknown spy, the plan to take down Vandal is underway. part ... |
 | 2x01 Twilight (1) (Air Date: Jul. 05, 2003)
Darkseid returns, though this time he isn't trying to enslave the Earth. Apokolips is being attacked by Brainiac and the only people who can stop him are the Justice League -- but will Superman ... |  | 2x02 Twilight (2) (Air Date: Jul. 05, 2003)
Darkseid forms an alliance with Brainiac to ensure Apokolips's survival. Meanwhile, Batman and Wonder Woman bring Darkseid's son, Orion, to Darkseid's meteorite in order to stop Darksei ... |  | 2x03 Tabula Rasa (1) (Air Date: Oct. 04, 2003)
J'onn J'onzz has a crisis of conscience as the Justice League face a foe that may be unstoppable. |  | 2x04 Tabula Rasa (2) (Air Date: Oct. 04, 2003)
AMAZO now has the powers of the entire team, excluding the Martian Manhunter. Wonder Woman sets out to get her teammate as the Justice League fight a battle that they cannot win. Will J'onn ... |  | 2x05 Only a Dream (1) (Air Date: Oct. 11, 2003)
a prisoner has an accident in which he aquires an ability to alter others dreams. he becomes Dr destiny. |  | 2x06 Only a Dream (2) (Air Date: Oct. 11, 2003)
Superman, Hawkgirl, Flash, and Green Lantern are all trapped in dreams where they experience their deepest fears. J'onn goes into their minds with hopes of freeing them from these endless ... |  | 2x07 Maid of Honor (1) (Air Date: Oct. 18, 2003)
Wonder Woman befriends the Princess of Kasnia after saving her life. Soon after beginning their friendship, Wonder Woman discovers that the Princess is going to marry Vandal Savage. |  | 2x08 Maid of Honor (2) (Air Date: Oct. 18, 2003)
Savage Vandal has plans for both the throne and the Justice League. It is up to Wonder Woman and Batman to stop him. |  | 2x09 Hearts and Minds (1) (Air Date: Oct. 25, 2003)
Kilowog crashes to Earth, seeking Green Lantern's help to rescue other members of the Green Lantern Corps from the would-be conqueror Despero. He also explains that John's former mentor ... |  | 2x10 Hearts and Minds (2) (Air Date: Oct. 25, 2003)
After facing Despero and losing, John has to retrain himself to use his power ring to help the League end Despero's reign. |  | 2x11 A Better World (1) (Air Date: Nov. 01, 2003)
The justice league encounter their counterparts from another dimension. However, these "justice lords" have an altogether different approach to protecting humanity. |  | 2x12 A Better World (2) (Air Date: Nov. 01, 2003)
The justice league return to their own dimension to take on the justice lords, but to succeed they need the help of an unlikely ally. |  | 2x13 Eclipsed (1) (Air Date: Nov. 08, 2003)
An ancient lunar crystal called the Black Heart is discovered. Little do the members of the Justice League know, it harbors an evil snake spirit with the ability to possess its bearer. |  | 2x14 Eclipsed (2) (Air Date: Nov. 08, 2003)
The crystal's power contaminates almost all of the League, except for the Flash, who manages to prove his mettle and save his friends from the solar eclipse that will destroy both the Sun ... |  | 2x15 The Terror Beyond (1) (Air Date: Nov. 15, 2003)
[add summary] |  | 2x16 The Terror Beyond (2) (Air Date: Nov. 15, 2003)
[add summary] |  | 2x17 Secret Society (1) (Air Date: Nov. 22, 2003)
[add summary] |  | 2x18 Secret Society (2) (Air Date: Nov. 22, 2003)
[add summary] |  | 2x19 Hereafter (1) (Air Date: Nov. 29, 2003)
[add summary] |  | 2x20 Hereafter (2) (Air Date: Nov. 29, 2003)
[add summary] |  | 2x21 Wild Cards (1) (Air Date: Dec. 06, 2003)
[add summary] |  | 2x22 Wild Cards (2) (Air Date: Dec. 06, 2003)
[add summary] |  | 2x23 Comfort and Joy (Air Date: Dec. 13, 2003)
[add summary] |  | 2x24 Starcrossed (1) (Air Date: May. 29, 2004)
[add summary] |  | 2x25 Starcrossed (2) (Air Date: May. 29, 2004)
[add summary] |  | 2x26 Starcrossed (3) (Air Date: May. 29, 2004)
[add summary] |
 | 3x01 Initiation (Air Date: Jul. 31, 2004)
The Justice League is back and bigger than ever. After the Thanagarian invasion, the Justice League placed out a huge recruitment drive. But on the new team's first day, a radioactive monster ... |  | 3x02 For the Man Who Has Everything (Air Date: Aug. 07, 2004)
It is Superman's birthday and Mongul is out for pure revenge... Superman is stuck in a dream state world that implements his heart desires into a new reality after Mongul implants a life ... |  | 3x03 Kid Stuff (Air Date: Aug. 14, 2004)
Superman, Green Lantern, Wonder Woman, and Batman our transformed into kids after attempting to save the world from the bent on destruction child Mordred. It is up to the now youthanized ... |  | 3x04 Hawk and Dove (Air Date: Aug. 21, 2004)
Hawk and Dove make they're appearance for the first time in this episode, when they team up with Wonder Woman to stop Ares' from starting World War III in a Western Europe country at od ... |  | 3x05 This Little Piggy (Air Date: Aug. 28, 2004)
The witch Circe, paroled from Tartarus (the Greek Hell) turns Wonder Woman into a pig. Batman and Zatanna join forces to save Wonder Woman from fate worse then death, and they get help from ... |  | 3x06 Fearful Symmetry (Air Date: Sep. 04, 2004)
Supergirl that a numerous amount of nightmares may link to something much bigger in the real world. Meanwhile The Justice League find out that Supergirl was cloned, by a naïve Dr. Hami ... |  | 3x07 The Greatest Story Never Told (Air Date: Sep. 11, 2004)
Booster Gold spreads his wings in this episode. After being rejected to fight a returning villain named Mordru, he is exiled into crowed control, where he experiences an adventure of his ... |  | 3x08 The Return (Air Date: Sep. 18, 2004)
Amazo returns in this episode, more powerful then what was seen in Tabula Rasa. He is now bent on destroying Lex Luthor who had deceived him. |  | 3x09 Ultimatum (Air Date: Dec. 04, 2004)
The Justice League meets a group of heroes called The Ultimen, who are about to discover that they are genetically engineered specimens... Meanwhile Wonder Woman takes a liking to one of ... |  | 3x10 Dark Heart (Air Date: Dec. 11, 2004)
When the league is helpless to stop an alien entity, they're only hope is to call a pond the worlds smallest super hero The Atom, to destroy the entity and set things right, before the Earth ... |  | 3x11 Wake the Dead (Air Date: Dec. 18, 2004)
Solomon Grundy returns, and now it is up to Hawk girl to lay him into rest for the final time, before he destroys The Earth. |  | 3x12 The Once and Future Thing: Weird Western Tales (1) (Air Date: Jan. 22, 2005)
Green Lantern, Wonder Woman and Batman chase a time traveling villain by the name of Cronos to the Western era, after he is found stealing some of the league's technology. Green Lantern, ... |  | 3x13 The Once and Future Thing: Time, Warped (2) (Air Date: Jan. 29, 2005)
Wonder Woman, Green Lantern, and Batman's trip to stop Cronos is pushed even farther when they travel to the Distant Future and meet up with Batman Beyond and a now Older Static, to stop ... |
 | 4x01 The Cat and the Canary (Air Date: Feb. 05, 2005)
Green Arrow and Black Canary seek out to save Black Canary's friend and mentor Wild Cat, from an untimely demise during an underground super hero fight club match. |  | 4x02 The Ties That Bind (Air Date: Feb. 12, 2005)
Big Barda and Mr. Miracle call apond Superman to help them find their incarcerated friend, but they get The Flash instead who then spice up their trip on a dying planet which is ruled by ... |  | 4x03 The Doomsday Sanction (Air Date: Feb. 19, 2005)
Superman has his hands tied when he battles the more powerful then ever Doomsday in an erupting volcano and finds out Doomsday is an imperfect clone of Superman. Meanwhile Batman uncovers ... |  | 4x04 Task Force X (Air Date: May. 21, 2005)
The Suicide Squad returns; five villains from the Justice Leagues past are sent by The Clock King and Amanda Waller to steal the annihilator from the Justice League Watchtower. |  | 4x05 The Balance (Air Date: May. 28, 2005)
Shayara and Wonder Woman must reluctantly work together to restore order to the underworld after Felix Faust declares himself new ruler of the underworld. Wonder Woman also gains the power ... |  | 4x06 Double Date (Air Date: Jun. 04, 2005)
Huntress is kicked out of the league and Green Arrow and Black Canary must stop a mob boss name Tobias Whales from being killed by a vigilante self stricken Huntress and The Question. |  | 4x07 Clash (Air Date: Jun. 11, 2005)
Captain Marvel is brought into the League, but when Superman believes Luthor planted a bomb under his new city, Captain Marvel begins to question his one time hero who is only deceived by ... |  | 4x08 Hunter's Moon (Air Date: Jun. 18, 2005)
After responding to a distress call Hawk Girls leads a group of new Justice League members including Vigilante and Vixen into a trap planted by the thanagarians who thinks she is responsible ... |  | 4x09 Question Authority (Air Date: Jun. 25, 2005)
Captain Atom is forced to fight his once comrade after he is recommissioned. Meanwhile the Question discovers the secret about the Justice Lords which may alter the foundation of The Justice ... |  | 4x10 Flashpoint (Air Date: Jul. 02, 2005)
After Superman defeats Captain Atom, after he is brainwashed by Cadmus. Superman decides to declare war on the once thought colleagues of America. Meanwhile Lex Luthor hacks the leagues ... |
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