The BEST Episodes of Justice League Action

Every episode ever - ranked by fan votes!

Last Updated: Mar 1, 2021

Network: Cartoon Network

The Justice League is back, “with lightning-paced action and heroics.” This show will be including everyone: Superman. Batman, Wonder Woman, Hawkman, Green Arrow, Zatanna, Shazam, the Flash, Blue Beetle, Plastic man, Martian Manhunter, Lobo, Zatanna, the Demon, Dr. Fate and fan favorites like Harley Quinn and many more. Justice League Action, will also reunite the Batman Animated Series voice talents of Kevin Conroy as the Batman and Mark Hamill as the Joker.

System Error

#1 - System Error

Season 1 - Episode 44 - Aired Nov 11, 2017

Trapped in a “pocket dimension” the Justice League has to fight in an endless simulation that Darkseid can reset over and over again. Its up to the Batman to come up with an escape plan and contact the Justice League?

star 7.91
80 votes
Time Share

#2 - Time Share

Season 1 - Episode 9 - Aired Feb 18, 2017

Batman and Blue Beetle are thrown back in time where they must stop Chronos from destroying Batman on his first night in Gotham.

star 7.90
112 votes
Best Day Ever

#3 - Best Day Ever

Season 1 - Episode 33 - Aired Aug 26, 2017

Joker springs Lex Luthor from prison with the help of a Mother Box. Its up to the the Justice League to catch them again.

star 7.80
106 votes
Mxy's Mix-Up

#4 - Mxy's Mix-Up

Season 1 - Episode 29 - Aired Jul 22, 2017

As the Justice League tries to protect the United Nations from Gorilla Grodd gorilla army, Mister Mxyzptlk pops up from the fifth dimension and thinks it would be great fun to put each of the superheroes' brains into another hero's body.

star 7.75
118 votes
Booray for Bizarro

#5 - Booray for Bizarro

Season 1 - Episode 32 - Aired Aug 19, 2017

When the android Amazo attacks and duplicates the abilities and powers of Superman, Wonder Woman, Batman, Flash, Green Lantern, and Martian Manhunter, the strange super-villain Bizarro becomes the Justice League's last hope to turn things around.

star 7.73
107 votes
Zombie King

#6 - Zombie King

Season 1 - Episode 7 - Aired Feb 4, 2017

Batman teams up with John Constantine, Zatanna, and Swamp Thing when Solomon Grundy tries to raise a zombie army.

star 7.72
233 votes
Play Date

#7 - Play Date

Season 1 - Episode 11 - Aired Mar 4, 2017

The Toyman turns the league into players of a computer game and its up to Cyborg to beat Toyman at his own game.

star 7.71
213 votes
Party Animal

#8 - Party Animal

Season 1 - Episode 46 - Aired Dec 2, 2017

Green Arrow and Plastic Man just caught Solomon Grundy, who ends up with them at the the annual Justice League Christmas party, what can go wrong? It all works out with help of Batman, the Flash and the spirit of Christmas. Although Green Arrow tries his best, the rest of the League decides to go to the S.T.A.R. labs Christmas party after all.

star 7.68
80 votes
She Wore Red Velvet

#9 - She Wore Red Velvet

Season 1 - Episode 52 - Aired Feb 10, 2018

When Booster and the Justice League come under attack by a mysterious and unrelenting new villainess known as Red Velvet, Booster comes to realize she's actually the fiance he left at the altar in the future.

star 7.66
73 votes
Galaxy Jest

#10 - Galaxy Jest

Season 1 - Episode 8 - Aired Feb 11, 2017

Wonder Woman and Superman have to rescue Joker from Mongul. Meanwhile Batman and Flash have to find a massive laughing gas bomb hidden away somewhere in Gotham.

star 7.65
225 votes
Hat Trick

#11 - Hat Trick

Season 1 - Episode 15 - Aired Apr 8, 2017

Felix Faust steals Zatanna's hat in order to free a ancient demon and get his youth back. While Etrigan and Batman try to stop the demon, Zatanna has to use every magical spell in her arsenal to get her magical hat back.

star 7.61
158 votes
Nuclear Family Values

#12 - Nuclear Family Values

Season 1 - Episode 6 - Aired Jan 28, 2017

With most of the League unavailable, Firestorm is the only one to stop a family of androids from blowing up a nuclear power plant.

star 7.60
247 votes
Night of the Bat (3)

#13 - Night of the Bat (3)

Season 1 - Episode 3 - Aired Dec 16, 2016

Green Arrow and Batman chase after the Djinn Uthool whom manages to posses Batman and turns him into a bat monster. With Superman to the rescue for Batman, Booster Gold, Wonder Woman, and Cyborg have to prevent a breach in the Hall of Justice's reactor core.

star 7.58
346 votes
E. Nigma, Consulting Detective

#14 - E. Nigma, Consulting Detective

Season 1 - Episode 40 - Aired Oct 14, 2017

When the Joker traps Batman, the Justice League allows Riddler to help them find him.

star 7.58
88 votes
Freezer Burn

#15 - Freezer Burn

Season 1 - Episode 20 - Aired May 27, 2017

Mr. Freeze is determined to freeze Gotham City once and for all. And he is using Killer Frost as his power source. While Batman deals with Mr. Freeze its up to Firestorm, who has a crush on Killer Frost, to come to her rescue.

star 7.57
140 votes
The Ringer

#16 - The Ringer

Season 1 - Episode 37 - Aired Sep 23, 2017

Sinestro's ring is suddenly much more powerful than usual, so the Justice League sends a microscopic Atom into his ring to find out what the cause might be.

star 7.57
95 votes
All Aboard the Space Train

#17 - All Aboard the Space Train

Season 1 - Episode 26 - Aired Jul 1, 2017

In a strange turn of events, the JLA enlist the help of Space Cabbie and Jonah Hex to stop the hijacking of an intergalactic space train.

star 7.55
92 votes
The Brain Buster

#18 - The Brain Buster

Season 1 - Episode 39 - Aired Oct 7, 2017

A mysterious creature abducts Batman, Mr. Terrific, Luthor and two of the brainiest villains in the universe to put them to the test to discover who is the smartest among them.

star 7.54
81 votes
Plastic Man Saves the World

#19 - Plastic Man Saves the World

Season 1 - Episode 17 - Aired May 6, 2017

Brainiac attacks Metropolis to add the city to his collection. Batman, Cyborg, Vixen and even Superman are unable to stop Brainiac's attack plan, so its up to Plastic Man to safe the day.

star 7.54
151 votes
Rage of the Red Lanterns

#20 - Rage of the Red Lanterns

Season 1 - Episode 19 - Aired May 20, 2017

Lobo is back and he is chased by the Red Lanterns. Atrocitus and his Red Lanterns demand a stolen Red lantern ring back from Lobo, who seeks protection from Batman, Superman, and Wonder Woman. When Lobo's real plan unfolds it takes the combined power of the Red Lanters and the Justice league to stop him.

star 7.54
163 votes
The Trouble with Truth

#21 - The Trouble with Truth

Season 1 - Episode 22 - Aired Jun 3, 2017

The JLA find themselves in danger of losing Wonder Woman when the goddess Athena comes to Earth with an offer Diana can't refuse -- filling the position of the Goddess of Truth on Mt. Olympus.

star 7.53
132 votes
Superman Red vs. Superman Blue

#22 - Superman Red vs. Superman Blue

Season 1 - Episode 36 - Aired Sep 16, 2017

Luthor comes up with a new device to defeat Superman. But the kryptonite emitter has the unexpected ability to separate people in two, one passive and good (blue), the other aggressive and mean (red). Superman Red, Wonder Woman Red and Batman Red decide to use the weapon on the entire Justice League and conquer the world.

star 7.53
91 votes
Field Trip

#23 - Field Trip

Season 1 - Episode 18 - Aired May 13, 2017

Superman takes Firestorm, Star Girl, and Blue Beetle on a tour of his fortress. However in the process Superman is trapped in the Phantom Zone, freeing General Zod in the process. Now the trio of teen superheroes has to stop him.

star 7.52
126 votes
Luthor in Paradise

#24 - Luthor in Paradise

Season 1 - Episode 16 - Aired Apr 29, 2017

Luthor and Circe invade Themyscira, home of the Amazons, to obtain a staff that leads to the Fallen Realm and an artifact of the Greek Gods. Wonder Woman, Batman and Superman, must find a way to stop the villains plan.

star 7.52
178 votes

#25 - Barehanded

Season 1 - Episode 48 - Aired Jan 13, 2018

When Green Lantern leaves his ring in an intergalactic restroom after washing his hands, he discovers it's gone, leading him on a wild chase for the aliens who might have taken it.

star 7.52
77 votes