The BEST episodes of Justice League Action

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

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.

Last Updated: 1/15/2023Network:Cartoon Network
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System Error
star
7.88
78 votes

#1 - System Error

Season 1 - Episode 44 - Aired 11/11/2017

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?

Watch Now:Amazon
Time Share
star
7.84
107 votes

#2 - Time Share

Season 1 - Episode 9 - Aired 2/18/2017

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

Watch Now:Amazon
Best Day Ever
star
7.73
101 votes

#3 - Best Day Ever

Season 1 - Episode 33 - Aired 8/26/2017

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

Watch Now:Amazon
Zombie King
star
7.72
205 votes

#4 - Zombie King

Season 1 - Episode 7 - Aired 2/4/2017

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

Watch Now:Amazon
Booray for Bizarro
star
7.70
100 votes

#5 - Booray for Bizarro

Season 1 - Episode 32 - Aired 8/19/2017

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.

Watch Now:Amazon
Party Animal
star
7.68
79 votes

#6 - Party Animal

Season 1 - Episode 46 - Aired 12/2/2017

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.

Watch Now:Amazon
Mxy's Mix-Up
star
7.67
112 votes

#7 - Mxy's Mix-Up

Season 1 - Episode 29 - Aired 7/22/2017

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.

Watch Now:Amazon
Galaxy Jest
star
7.67
195 votes

#8 - Galaxy Jest

Season 1 - Episode 8 - Aired 2/11/2017

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.

Watch Now:Amazon
Play Date
star
7.61
191 votes

#9 - Play Date

Season 1 - Episode 11 - Aired 3/4/2017

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

Watch Now:Amazon
Rage of the Red Lanterns
star
7.59
149 votes

#10 - Rage of the Red Lanterns

Season 1 - Episode 19 - Aired 5/20/2017

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.

Watch Now:Amazon
Hat Trick
star
7.55
142 votes

#11 - Hat Trick

Season 1 - Episode 15 - Aired 4/8/2017

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.

Watch Now:Amazon
Nuclear Family Values
star
7.55
209 votes

#12 - Nuclear Family Values

Season 1 - Episode 6 - Aired 1/28/2017

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

Watch Now:Amazon
She Wore Red Velvet
star
7.54
74 votes

#13 - She Wore Red Velvet

Season 1 - Episode 52 - Aired 2/10/2018

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.

Watch Now:Amazon
Field Trip
star
7.54
115 votes

#14 - Field Trip

Season 1 - Episode 18 - Aired 5/13/2017

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.

Watch Now:Amazon
Night of the Bat (3)
star
7.53
299 votes

#15 - Night of the Bat (3)

Season 1 - Episode 3 - Aired 12/16/2016

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.

Watch Now:Amazon
Trick or Threat
star
7.52
172 votes

#16 - Trick or Threat

Season 1 - Episode 13 - Aired 3/18/2017

A Halloween story. Doctor Fate, John Constatine, Zatanna and Batman are turned into 10 year old childeren by Clarion the Witch Boy. Clarion plans to use this unior league so he can acces the House of Mystery and steal the Helmet of Fate.

Watch Now:Amazon
Plastic Man Saves the World
star
7.52
139 votes

#17 - Plastic Man Saves the World

Season 1 - Episode 17 - Aired 5/6/2017

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.

Watch Now:Amazon
Freezer Burn
star
7.52
128 votes

#18 - Freezer Burn

Season 1 - Episode 20 - Aired 5/27/2017

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.

Watch Now:Amazon
Luthor in Paradise
star
7.51
162 votes

#19 - Luthor in Paradise

Season 1 - Episode 16 - Aired 4/29/2017

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.

Watch Now:Amazon
All Aboard the Space Train
star
7.51
87 votes

#20 - All Aboard the Space Train

Season 1 - Episode 26 - Aired 7/1/2017

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.

Watch Now:Amazon
The Ringer
star
7.51
93 votes

#21 - The Ringer

Season 1 - Episode 37 - Aired 9/23/2017

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.

Watch Now:Amazon
Race Against Crime
star
7.49
80 votes

#22 - Race Against Crime

Season 1 - Episode 45 - Aired 11/18/2017

Superman and Flash race for charity only to fall into a trap set by Lex Luthor. With the help of time traveling supervillain Chronos, Luthor has build a "time" suit that allows him to control everyone's speed.

Watch Now:Amazon
E. Nigma, Consulting Detective
star
7.48
89 votes

#23 - E. Nigma, Consulting Detective

Season 1 - Episode 40 - Aired 10/14/2017

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

Follow That Space Cab!
star
7.48
230 votes

#24 - Follow That Space Cab!

Season 1 - Episode 5 - Aired 1/21/2017

Superman teams up with Space Cabbie and Hawkman to protect Mr. Mind from Lobo.

Watch Now:Amazon
Double Cross
star
7.47
117 votes

#25 - Double Cross

Season 1 - Episode 23 - Aired 6/10/2017

In order for Batman to lure Deadshot into a trap, he has Plastic Man pose as Two-Face. Things go well at first until the real Two-Face escapes from Firestorm's custody.

Watch Now:Amazon

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