OK K.O. Let's Be Heroes is an American animated series created by Ian Jones-Quartey for Cartoon Network.
OK K.O.! Let's Be Heroes is set in the year 201X, K.O. aims his goal into becoming the greatest hero as he works at Gar's Bodega, a hero supply shop located in Lakewood Plaza Turbo owned by Mr. Gar, a serious, dedicated manager. Alongside K.O. are his best friends and co-workers, Enid, a relaxing responsible ninja and Radicles, a narcissistic alien slacker. K.O. takes on adventures with his best friend and classmate Dendy and battles the plaza against Lord Boxman's robots.
- Courtenay Taylor as K.O.
- Ashly Burch as Enid
- Ian Jones-Quartey as Radicles and Darrell
- David Herman as Mr. Gar
- Kate Flannery as Carol
- Jim Cummings as Lord Boxman
- Kari Wahlgren as Shannon
- Melissa Fahn as Dendy
- Robbie Daymond as Raymond
- Kali Hawk as Red Action
- Steven Ogg as Professor Venomous/Laserblast/Shadowy Figure
- Lara Jill Miller as Fink
- Garrol — the ship between Mr. Gar and Carol
- Kendy — the ship between K.O. and Dendy
- Laserspark — the ship between Professor Venomous and Carol
- Radnid — the ship between Radicles and Enid
- Bearbones — the ship between Brandon and A Real Magic Skeleton
- El-blast — the ship between Mr. Gar and Professor Venomous
- K.O.nic — the ship between K.O. and Sonic the Hedgehog
- Nickjoff — the ship between Nick Army and Joff
- Radmond — the ship between Radicles and Raymond
- T.K.K.O — the ship between Turbo K.O. and K.O.
- Voxman — the ship between Professor Venomous and Lord Boxman
- Elonid — the ship between Enid and Elodie
- Elored — the ship between Elodie and Red Action
- Rednid — the ship between Enid and Red Action
- Shannid — the ship between Shannon and Enid
|241||Voxman||Lord Boxman/Professor Venomous||slash|
|30||Fink & Professor Venomous||Fink & Professor Venomous||gen|
|20||T.K.K.O||K.O. & Turbo K.O.||gen|
|18||Carol & K.O.||Carol & K.O.||family|