How many seasons does Adventure Time: Fionna and Cake have?

Adventure Time: Fionna and Cake has 2 seasons with 20 episodes.

What network is Adventure Time: Fionna and Cake on?

Adventure Time: Fionna and Cake airs on HBO Max.

When did Adventure Time: Fionna and Cake premiere?

Adventure Time: Fionna and Cake premiered on August 31, 2023.

Adventure Time: Fionna and Cake

Name: Adventure Time: Fionna and Cake
Genre: Action, Fantasy, Science-Fiction
Rating: 7.3
Cast: Madeleine Martin, Roz Ryan, Tom Kenny, Harvey Guillén, Andrew Rannells

7.3/10

HBO Max To Be Determined Action • Fantasy • Science-Fiction

2 Seasons · 20 Episodes · Premiered August 31, 2023

Fionna and Cake – with the help of the former Ice King, Simon Petrikov - embark on a multiverse-hopping adventure and journey of self-discovery. All the while a powerful new antagonist determined to track them down and erase them from existence, lurks in the shadows.

Where to Watch: HBO Max

Official Site

Next Air Time: No upcoming air date

Seasons & Episodes

Season 1

10 episodes

E01

Fionna Campbell

Thu, Aug 31 2023 12:00 PM GMT+0000 25 min

After a disastrous morning, Fionna can't afford to take Cake to the vet, so she seeks help from an unconventional source.

E02

Simon Petrikov

Thu, Aug 31 2023 12:00 PM GMT+0000 26 min

Simon struggles to be a regular human in a magical world and considers taking desperate measures.

E03

Cake the Cat

Thu, Sep 7 2023 12:00 PM GMT+0000 24 min

After crash-landing in a fantastic new world, Cake takes on Ooo, while a desperate Fionna continues her search. Later, Simon opens the portal one last time.

E04

Prismo the Wishmaster

Thu, Sep 7 2023 12:00 PM GMT+0000 24 min

While learning more about their connection from Prismo, Fionna, Cake and Simon become the target of a dangerous new enemy.

E05

Destiny

Thu, Sep 14 2023 12:00 PM GMT+0000 25 min

Pursued by a powerful enemy, Fionna, Cake, and Simon venture through a lawless world in search of a magical artifact.

E06

The Winter King

Thu, Sep 14 2023 12:00 PM GMT+0000 24 min

Fionna and Simon discover their best selves, and a possible solution to all their problems, in a wintery kingdom. Marshall Lee helps Gary with a baking project.

E07

The Star

Thu, Sep 21 2023 12:00 PM GMT+0000 24 min

Cake is recruited by a band of skilled vampire hunters. Gary and Marshall Lee attend a black-tie party.

E08

Jerry

Thu, Sep 21 2023 12:00 PM GMT+0000 25 min

Stranded in a desolate land, Fionna, Cake, and Simon are stranded and resort to desperate measures to escape.

E09

Casper & Nova

Thu, Sep 28 2023 12:00 PM GMT+0000 24 min

Simon finds his mind transported across time and space while danger closes in on Fionna and Cake.

E10

Cheers

Thu, Sep 28 2023 12:00 PM GMT+0000 26 min

Fionna, Cake, and friends fight for their world. Simon battles his demons.

Season 2

10 episodes

E01

The Hare and the Sprout

Thu, Oct 23 2025 12:00 PM GMT+0000 24 min

After saving their world from Scarab, Fionna and Cake attempt to find a place for themselves in it while helping their friends make a home out of an abandoned lot. Back in Ooo, Huntress Wizard makes a shocking discovery -- and turns to Simon for help.

E02

The Crocodile Who Bit a Log

Thu, Oct 30 2025 12:00 PM GMT+0000 23 min

While Fionna, Cake, and their friends strategize different ways to take back their lot from Queenie, Huntress Wizard travels to the Heart of the Forest and contends with a secret order of Wizards.

E03

The Lion of Embers

Thu, Nov 6 2025 12:00 PM GMT+0000 24 min

Given just a week to save the lot, Fionna puts together a fundraiser and revisits an old flame. As a nervous Cake goes on a first date, Huntress Wizard struggles in a magic-free world. Back in Ooo, PB and Marceline face down a hoard of eager Princesses.

E04

The Cat Who Tipped The Box

Thu, Nov 13 2025 12:00 PM GMT+0000 23 min

A heartbroken Fionna takes a walk down memory lane, while Cake explores a career in television. Later, Huntress Wizard searches for a way home.

E05

The Butterfly and the River

Thu, Nov 20 2025 12:00 PM GMT+0000 24 min

After several setbacks, Fionna's quest to save the lot takes a costly turn, while Huntress and Cake begrudgingly join forces to explore an enigmatic vision of the future.

E06

The Bird in the Clock

Thu, Nov 27 2025 12:00 PM GMT+0000 24 min

While Fionna's latest bid to save the lot throws Marshall for a loop, Huntress Wizard chases the Cosmic Owl. Later, Fionna and Huntress attempt to save Finn from an impending Croak Dream.

E07

The Wolves Who Wandered

Thu, Dec 4 2025 12:00 PM GMT+0000 24 min

When DJ Flame goes missing, Fionna turns to magic -- and an unlikely ally -- for help with the search. As Huntress attempts to navigate the Heart of the Forest alone, Marshall learns a critical truth about his mother.

E08

The Insect that Sang

Thu, Dec 11 2025 12:00 PM GMT+0000 24 min

After Fionna and Huntress are captured, Cake tries to pull off Boys Night and save the lot on her own. Meanwhile, PB, Simon, and Marcie venture into the forest.

E09

The Worm and his Orchard

Thu, Dec 18 2025 12:00 PM GMT+0000 24 min

After plunging into the unknown, Huntress faces off with an old foe, Fionna contends with painful memories, and Cake confronts her inner truth with help from the Karmic Worm.

E10

The Bear and the Rose

Thu, Dec 25 2025 12:00 PM GMT+0000 25 min

As time runs out for a wounded hero, PB turns to science for solutions, while Huntress fights to make her way back to Ooo to stop her. Later, Fionna seeks to undo a disastrous decision.