Watch OK K.O.! Let's Be Heroes

In this animated series, a young boy has dreams of becoming a superhero, and he just might be able to realize them, given that he works in a store where heroes hang out. The boy and his friends try to prove their heroism by tackling the challenges set for them by the store's owner.

Cartoon Network
6 Seasons, 128 Episodes
June 13, 2017
Animation & Cartoons
7.2/10
Cast: Courtenay Taylor, Ashly Burch, Ian Jones-Quartey, David Herman
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OK K.O.! Let's Be Heroes Full Episode Guide

  • KO finds moments of his life slipping by, so he begins to suspect something weird is going on.

  • When a fighting tournament is announced at the Plaza, there is more at stake than meets the eye.

  • Dendy tries to update KO's Video Channel for him, but has trouble finding something to post.

  • A pleasant weekend goes awry when a monster attacks.

  • K.O. and Enid attempt to prevent a mysterious power battle between Rad and Red Action.

  • K.O. brings Dendy along for a hero mission in order to cheer her up.

  • K.O. teams up with an unlikely ally to take on an old foe.

  • Rad is forced to reconsider his identity when KO starts taking on some of his traits.

  • KO finds out who his father is.

  • When world class hero SONIC THE HEDGEHOG visits the plaza, he teams up with K.O. to save the day.

  • When Gar lets K.O. and Enid take a vacation to outer space, they get more than they bargained for.

  • Rad returns to his home planet and uncovers a shocking truth about alien society.

  • Rippy Roo visits the plaza.

  • KO, Rad, and Enid are caught in an especially devious trap.

  • When Fink taunts KO for being a momma's boy, he grapples with newfound insecurity about it.

  • Elodie enlists K.O. to help figure out what to do about Chip Damage.

  • K.O. and T.K.O decide to swap places for the day.

  • When confronted with their lack of a team gimmick, K.O., Rad, and Enid wonder what their group identity should be.

  • K.O. struggles with his upgraded role as a member of the hero team.

  • KO and the heroes of the Plaza fight to save Lakewood Plaza Turbo with everything on the line.

  • When our heroes are infected with a virus, Rad stubbornly refuses to back down.

  • KO spends a week dispensing healthy tips to everyone in the plaza.

  • An evil warlock takes our heroes to a strange alternate universe.

  • Surf's up on a wacky beach adventure when our heroes are challenged to the ultimate beach battle.

  • With a big fight coming up, Punching Judy turns to KO and Gar to help her prepare.

  • Gar and KO team up for a secret mission.

  • When a different kind of Jethro rolls off the assembly line, the plaza is in for some surprises.

  • When Raymond starts his own fashion line, Rad and Drupe decide to make something even better.

  • When the hot new toy trend of Whacky Jaxxyz comes to Lakewood, K.O. says goodbye to his POW Cards.

  • K.O. gets more than he bargained for when he gets a sidekick.

  • KO, Rad and Enid are confused to find the villains are more interested in battling each other than them.

  • Lord Boxman crashes at Venomous' lair and inserts himself into his villainous affairs.

  • It's KO's birthday, and Rad and Enid want to make sure everything goes perfectly.

  • When KO, Rad, and Enid find a soda bottle with a genie in it, they get more than they bargained for.

  • Carol is forced to bring KO along as she defends the Plaza from a new threat.

  • KO, Enid and Rad team up with an unlikely ally to take on an unlikely foe.

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OK K.O.! Let's Be Heroes is currently available to watch free on Cartoon Network and stream on Cartoon Network. You can also stream, download, buy, rent OK K.O.! Let's Be Heroes on demand at Amazon, Hulu, Vudu, FuboTV, Microsoft Movies & TV, Sling, Google Play, DIRECTV NOW, iTunes, Cartoon Network online.