The CN Show

The CN Show is an American live-action/animated television mockumentary sitcom centered around the characters from shows produced by Cartoon Network Studios. The series airs from July 7, 2022 on Adult Swim (unlike all the original series aired on Cartoon Network). The series is a spin-off to The CN Movie, which takes place after the events of said film. The series features the majority of many cast members from various Cartoon Network shows reprising their roles.

The series centers around Finn, Flapjack and Chowder's everyday lives after the events of The CN Movie and has a docucomedy-esque tone to it.

Main characters

 * Jeremy Shada as Finn, the protagonist of Adventure Time whose best friends are Chowder and Flapjack. His relationship with Bonnibel is going well and sometimes, he tries to coax her into doing stuff he wants to do with her and is currently residing in her kingdom prior to his show's series finale, mainly due to it being destroyed. He spends his time hanging out with Chowder and Flapjack inside and outside their respective homes.
 * Thurop Van Orman as Flapjack, the title character of The Marvelous Misadventures of Flapjack that is friends with Chowder and has a vitriolic friendship with Finn. He and Finn usually play "Roughhouse", which consists of punching each other. Sometimes, he is punched in the gut or slapped upside the head by the Finn for his sudden dry humor and stupidity. In Stormalong, he doesn't mind sleeping out on the docks. He tends to be lethargic and nap at times.
 * Raymond Ochoa as Chowder, the title character of Chowder who is best friends with Flapjack and Finn. He is sometimes seen breaking the fourth-fall in the series, mostly by looking at the audience and invoking scene transitions. His excessive overeating is toned down outside his show, as his metabolism is technically on the medium. He has also become a professional at cooking since the past five years.
 * Nicky Jones provides Chowder's original voice for the documentary scenes.

Recurring characters

 * Hynden Walch as Bonnibel Bubblegum, a supporting character of Adventure Time whose Finn's longtime girlfriend. She is on good terms with Flapjack's girlfriend Sally Syrup and goes around the studio without her crown due to it attracting stereotypical behavior from the other CN characters. Between Tuesdays and Thursdays, she does her daily science experiments.
 * Jackie Buscarino as Sally Syrup, a one-off character of The Marvelous Misadventures of Flapjack whose Flapjack's girlfriend. Not long ago, she had returned to Stormalong and decided to stay due to missing him. She has a steady relationship with the latter and has a good term friendship with Finn's girlfriend Bonnibel. Outside her show, she is kind and sympathetic.
 * Liliana Mumy as Panini, a supporting character of Chowder who retains her certain stalker role while retaining her crush on the title character. She tries to mingle with Bonnibel and Sally, in which does not go well. She is sometimes constantly pranked by Finn and Flapjack for payback on her constant stalking on Chowder.
 * Olivia Olson as Marceline Abadeer, a supporting character of Adventure Time that is close friends with Finn, Jake and Bonnibel and best friends with CJ. On her free time, she listens to music from outside the studio on her track list she got from CJ.

Secondary characters

 * John DiMaggio as:
 * Jake, the deuteragonist of Adventure Time, as well the husband to Lady Rainicorn and father of their rainicorn-dog hybrid offspring. He currently resides with his wife in her barn prior to his show's series finale.
 * Schnitzel, the tritagonist of Chowder who can speak English outside his show.
 * Brian Doyle-Murray as Captain K'nuckles, the deuteragonist of The Marvelous Misadventures of Flapjack who acts as his Flapjack's sensitive father-figure. He has a fire-forged friendship with Schnitzel.
 * Dwight Schultz as Mung Daal, the deuteragonist of Chowder who has a rivalry with Peppermint Larry.
 * Jeff Bennett as Peppermint Larry, a recurring character of The Marvelous Misadventures of Flapjack who has a rivalry between Mung Daal.
 * Tara Strong as:
 * Truffles, the tetartagonist of Chowder who is the wife of Mung Daal. Outside her show, she is more sensitive.
 * Bubbles Utonium, the secondary protagonist of The Powerpuff Girls.
 * Roz Ryan as Bubbie, the tritagonist of The Marvelous Misadventures of Flapjack whose the titular character's adoptive mother. She fines Finn as a bad influence and disproves on Flapjack's pigheaded behavior.