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

OK K.O.! Let's Be Heroes

TV Show 2017 8.0 /10
Created by Ian Jones-Quartey

Set in a neon bright near future, the story unfolds in year 201X where the city feels like a living video game and every corner nods to manga. Creatures born from arcade cabinets and online adventures share the streets with everyday kids. The heart is K.O., a cheerful rookie who runs a hero... Read more

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Streaming availability last verified: January 16, 2026

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

Set in a neon bright near future, the story unfolds in year 201X where the city feels like a living video game and every corner nods to manga. Creatures born from arcade cabinets and online adventures share the streets with everyday kids. The heart is K.O., a cheerful rookie who runs a hero rental shop and longs to do real deeds. He teams with Enid, a fearless friend who keeps spirits high, and Rad, a laid back mentor who keeps the group grounded. Each episode drops the trio into brisk, colorful adventures that celebrate teamwork and quick thinking, with plenty of humor and heart. No spoilers, just fun. Its humor lands with a wink for both kids and grown ups.

Created by Ian Jones-Quartey, OK K.O.! Let's Be Heroes began as an original Cartoon Network series in 2017. The show sprang from a playful concept rather than adaptation and benefited from Cartoon Network Studios' collaborative spirit, polished animation, and a soundtrack that keeps pace with the action.

The show earned nominations and recognition from industry groups for its animation and voice work, highlighting its bright style and upbeat energy. Its humor and heart were celebrated by audiences, with numerous fans appreciating how easily it blends gaming vibes with family friendly storytelling.

The series left a playful imprint on animation by embracing video game aesthetics and genre awareness in a family friendly voice. Fans shared fan art and memes, organized watch parties, and created fan fiction that kept the character world alive between episodes.

Critics and audiences noted a strong friendship focus, teamwork and a can do attitude. The show sits around a 7.976 out of 10 rating from 83 votes, indicating solid appreciation for its energy and humor, and suggesting it resonates with viewers who enjoy playful action and heart.

Details

Release Date
August 01, 2017
User Ratings
83 votes
Type
TV Series
Seasons
3
Episodes
108
Genres
Animation, Comedy, Action & Adventure, Family, Kids, Sci-Fi & Fantasy

Official Trailer

Cast

Courtenay Taylor

Courtenay Taylor

K.O. (voice)

Ashly Burch

Ashly Burch

Enid (voice)

Ian Jones-Quartey

Ian Jones-Quartey

Rad (voice)

Kate Flannery

Kate Flannery

Carol (voice)

David Herman

David Herman

Mr. Gar (voice)

Jim Cummings

Jim Cummings

Lord Boxman

Created by: Ian Jones-Quartey

Seasons (3 seasons, 108 episodes)

Season 1

Season 1

52 episodes - 2017

Season 2

Season 2

37 episodes - 2018

Season 3

Season 3

19 episodes - 2019

Frequently Asked Questions

OK K.O.! Let's Be Heroes is not currently available on streaming subscription services, but you can rent or buy it on Google Play and Amazon Video.

Yes, you can buy on Google Play and Amazon Video.

OK K.O.! Let's Be Heroes has 3 seasons with a total of 108 episodes.

With a rating of 8.0/10 from 83 viewers, OK K.O.! Let's Be Heroes is well-regarded and recommended by viewers.

Set in a neon bright near future, the story unfolds in year 201X where the city feels like a living video game and every corner nods to manga. Creatures born from arcade cabinets and online adventures share the streets with everyday kids. The heart is K.O., a cheerful rookie who runs a hero renta...

OK K.O.! Let's Be Heroes stars Courtenay Taylor, Ashly Burch, Ian Jones-Quartey, Kate Flannery, and David Herman.

OK K.O.! Let's Be Heroes was created by Ian Jones-Quartey.

OK K.O.! Let's Be Heroes was released on August 01, 2017.

OK K.O.! Let's Be Heroes is a Animation, Comedy, Action & Adventure, Family, Kids, and Sci-Fi & Fantasy series.

OK K.O.! Let's Be Heroes is an animated comedy set in the year 201X where the world is populated by video game and manga-inspired characters. It follows K.O., voiced by Courtenay Taylor, and his friends as they tackle daily hero duties and wacky adventures.

K.O. is voiced by Courtenay Taylor and Enid is voiced by Ashly Burch. The show also features Ian Jones-Quartey as Rad, Kate Flannery as Carol, and David Herman as Mr. Gar.

Ian Jones-Quartey created OK K.O.! Let's Be Heroes. The series combines animated comedy with action and sci-fi elements drawn from its video game and manga-inspired world.

The series has 3 seasons and 108 episodes. It premiered in 2017 and concluded with its three-season run.