The BEST episodes of Justice League season 1

Every episode of Justice League season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Justice League season 1!

An American animated television series about a team of superheroes which ran from 2001 to 2004 on Cartoon Network. Produced by Warner Bros. Animation, it is based on the Justice League and associated comic book characters published by DC Comics. After its second season, it became Justice League Unlimited, and ran an additional three seasons.

Last Updated: 2/12/2024Network: Cartoon NetworkStatus: Ended
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The Savage Time (1)
star
7.81
762 votes

#1 - The Savage Time (1)

Season 1 - Episode 24 - Aired 11/9/2002

When the present is altered, the Justice League must travel back in time to World War II to restore history.

Directors: Butch Lukic, Dan Riba
Watch Now:AmazonApple TV
Secret Origins (1)
star
7.76
1229 votes

#2 - Secret Origins (1)

Season 1 - Episode 1 - Aired 11/17/2001

Superman and Batman team up against alien invaders, but soon find they need to call in help.

Directors: Butch Lukic, Dan Riba
Writer: Rich Fogel
Watch Now:AmazonApple TV
Secret Origins (2)
star
7.76
804 votes

#3 - Secret Origins (2)

Season 1 - Episode 2 - Aired 11/17/2001

Green Lantern, Wonder Woman, Flash, and Hawkgirl team up with Superman, Batman, and J'onn J'onzz to defeat the alien invaders, but one of them falls in battle and the rest are captured.

Directors: Butch Lukic, Dan Riba
Writer: Rich Fogel
Watch Now:AmazonApple TV
Secret Origins (3)
star
7.76
774 votes

#4 - Secret Origins (3)

Season 1 - Episode 3 - Aired 11/17/2001

The heroes race to rescue two of their own before the Imperium gets to Earth and completes its conquest.

Directors: Butch Lukic, Dan Riba
Writer: Rich Fogel
Watch Now:AmazonApple TV
Legends (2)
star
7.75
556 votes

#5 - Legends (2)

Season 1 - Episode 17 - Aired 4/28/2002

The League aid the Justice Guild against their arch-nemeses while trying to unravel the secrets of the Guild's world.

Directors: Dan Riba
Watch Now:AmazonApple TV
The Savage Time (3)
star
7.75
381 votes

#6 - The Savage Time (3)

Season 1 - Episode 26 - Aired 11/9/2002

Wonder Woman and Steve Trevor survive the attack and trick the Germans into believing that the communicator was destroyed. GL and Easy Co. find the runaway and discover that Vandal Savage plans to use jet aircraft to invade America. GL boards and tries to stop Vandal's plane while Hawkgirl, Superman, and Flash try to intercept the flight with J'onn's help. With the aid of the Blackhawks and Flash notifying the U.S. Navy, the German flight is shot down and Vandal apparently is killed. The JLA return to the present to find everything restored and Wonder Woman visits a now elderly Steve Trevor in the restored present.

Directors: Butch Lukic, Dan Riba
Watch Now:AmazonApple TV
Metamorphosis (2)
star
7.71
648 votes

#7 - Metamorphosis (2)

Season 1 - Episode 23 - Aired 10/11/2002

The League battle Metamorpho but soon discover that his future father-in-law, Simon Stagg, poses the true menace.

Directors: Dan Riba
Watch Now:AmazonApple TV
War World (1)
star
7.71
611 votes

#8 - War World (1)

Season 1 - Episode 10 - Aired 2/23/2002

Superman and J'onn are taken prisoner during a rescue mission gone bad, and Superman is forced to compete in a gladiatorial tournament on a distant world while Hawkgirl and Green Lantern try to rescue them.

Directors: Butch Lukic
Watch Now:AmazonApple TV
In Blackest Night (2)
star
7.68
709 votes

#9 - In Blackest Night (2)

Season 1 - Episode 5 - Aired 11/26/2001

Believing that Green Lantern is receiving an unfair trial, the Leaguers investigate, while GL's superiors, the Guardians of the Universe, enter as witnesses. But the whole trial may be a ruse.

Directors: Butch Lukic
Watch Now:AmazonApple TV
The Enemy Below (1)
star
7.67
804 votes

#10 - The Enemy Below (1)

Season 1 - Episode 6 - Aired 12/3/2001

When Aquaman, ruler of Atlantis, decides he has had enough of the surface-dwellers trespassing in his ocean, the Justice League tries to smooth things over. Aquaman takes Superman's advice and arrives in New York City to speak to the World Assembly, but it soon becomes apparent that he may have been right about the surface-dwellers all along.

Directors: Dan Riba
Writer: Kevin Hopps
Watch Now:AmazonApple TV
Legends (1)
star
7.67
559 votes

#11 - Legends (1)

Season 1 - Episode 16 - Aired 4/21/2002

An explosion throws four Leaguers into an alternate dimension where they meet their childhood comic book heroes...the Justice Guild!

Directors: Dan Riba
Watch Now:AmazonApple TV
The Enemy Below (2)
star
7.65
806 votes

#12 - The Enemy Below (2)

Season 1 - Episode 7 - Aired 12/10/2001

Betrayed by his own subjects, Aquaman and the League fight to save Atlantis, the world, and Aquaman's own son against his half-brother Orm's coup.

Directors: Dan Riba
Writer: Kevin Hopps
Watch Now:AmazonApple TV
Paradise Lost (2)
star
7.64
600 votes

#13 - Paradise Lost (2)

Season 1 - Episode 9 - Aired 1/28/2002

The League fight to save Paradise Island and Wonder Woman's own mother from Felix Faust and Lord Hades.

Directors: Dan Riba
Writer: Joseph Kuhr
Watch Now:AmazonApple TV
Injustice for All (2)
star
7.62
687 votes

#14 - Injustice for All (2)

Season 1 - Episode 19 - Aired 9/13/2002

Directors: Butch Lukic
Watch Now:AmazonApple TV
The Brave and the Bold (1)
star
7.61
597 votes

#15 - The Brave and the Bold (1)

Season 1 - Episode 12 - Aired 3/10/2002

When the Flash is mind-controlled into committing a crime, he and Green Lantern work to clear his name and uncover a sinister scheme.

Watch Now:AmazonApple TV
The Brave and the Bold (2)
star
7.60
518 votes

#16 - The Brave and the Bold (2)

Season 1 - Episode 13 - Aired 3/17/2002

When Gorilla Grodd mentally enslaves a city of humans and prepares to destroy Gorilla City, Green Lantern and Flash try to defeat him while the other Leaguers move to help the ape civilization.

Watch Now:AmazonApple TV
Injustice for All (1)
star
7.57
642 votes

#17 - Injustice for All (1)

Season 1 - Episode 18 - Aired 9/6/2002

Exposed as a criminal, sentenced to prison, and terminally ill due to long term kryptonite exposure, Lex Luthor escapes and assembles a supervillain team consisting of Cheetah, The Shade, Solomon Grundy, Star Sapphire, Copperhead, and Ultra-Humanite to take on the Justice League, calling themselves the Injustice Gang. The Joker also becomes part of the team, but on his own choice. However, this gang proves short-lived as its major weakness proves no match for Batman's wiles.

Directors: Butch Lukic
Watch Now:AmazonApple TV
War World (2)
star
7.55
513 votes

#18 - War World (2)

Season 1 - Episode 11 - Aired 3/3/2002

Fight promoter and new contestant Mongul instructs Superman to throw the fight against him, or he'll destroy the enslaved Draaga's home planet.

Directors: Butch Lukic
Watch Now:AmazonApple TV
The Savage Time (2)
star
7.54
353 votes

#19 - The Savage Time (2)

Season 1 - Episode 25 - Aired 11/9/2002

A separate League struggle against the Nazis and determine who is responsible for the Axis' technological advances.

Directors: Butch Lukic, Dan Riba
Watch Now:AmazonApple TV
In Blackest Night (1)
star
7.47
719 votes

#20 - In Blackest Night (1)

Season 1 - Episode 4 - Aired 11/19/2001

No man escapes the Manhunters. An alien court sends the Manhunters to bring Green Lantern back for prosecution on the charge of genocide, and the League gets involved.

Directors: Butch Lukic
Watch Now:AmazonApple TV
Metamorphosis (1)
star
7.40
499 votes

#21 - Metamorphosis (1)

Season 1 - Episode 22 - Aired 10/4/2002

An old friend of John Stewart's is inadvertently turned into a freak capable of altering his molecular structure, separating him from his girlfriend and pitting him against the League.

Directors: Dan Riba
Writer: Len Uhley
Watch Now:AmazonApple TV
Paradise Lost (1)
star
7.34
728 votes

#22 - Paradise Lost (1)

Season 1 - Episode 8 - Aired 1/21/2002

Wonder Woman returns to Paradise Island to make up with her mother for her rapid departure, only to find the Amazons transformed to statues. The sorcerer Felix Faust is holding them hostage to force Diana to recover three ancient artifacts.

Directors: Dan Riba
Writer: Joseph Kuhr
Watch Now:AmazonApple TV
A Knight of Shadows (2)
star
7.32
372 votes

#23 - A Knight of Shadows (2)

Season 1 - Episode 21 - Aired 9/27/2002

Morgaine and Mordred get the Stone and plan to transform England and restore it to its medieval glory.

Directors: Butch Lukic
Writer: Keith Damron
Watch Now:AmazonApple TV
Fury (1)
star
7.16
569 votes

#24 - Fury (1)

Season 1 - Episode 14 - Aired 4/7/2002

A renegade Amazon, Aresia, leads a new incarnation of the Injustice Gang to accumulate the components for a bio-weapon.

Watch Now:AmazonApple TV
A Knight of Shadows (1)
star
7.10
492 votes

#25 - A Knight of Shadows (1)

Season 1 - Episode 20 - Aired 9/20/2002

The sorceress Morgaine Le Fey and her son Mordred search for the Philosopher's Stone, and the Justice League need the help of the Demon Etrigan to thwart her.

Directors: Butch Lukic
Writer: Keith Damron
Watch Now:AmazonApple TV