TV series
"I knew my life was supposed to be magic!"
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.
Streaming, rental and purchase options
Checked Jul 22, 2026
Adventure Time: Fionna and Cake is available to stream on HBO (Via Hulu), HBO Max, Max (Via Amazon Prime), and YouTube TV in United States. Use the direct links below to open the provider.
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.
Choose an episode, then use the watch options above for the show.
Episode 1
After a disastrous morning, a down-on-her luck Fionna seeks treatment for an out-of-sorts Cake.
Directed by Ryann ShannonWritten by Jack Pendarvis, Anthony Burch, Hanna K. Nyström, Haewon Lee, Kate Tsang, Hanna K. Nyström, Anna Syvertsson, Adam Muto, Jacob WinklerGuest stars Vico Ortiz, Pendleton Ward, Chelsea Peretti, Robbie Daymond, Elle Newlands, Maria Bamford, Dee Bradley Baker, Niki Yang
Episode 2
Struggling to find his place as a human in a magical world, Simon considers taking desperate measures before embarking on a quest with an old friend.
Directed by Steve WolfhardWritten by Jim Campbell, Jack Pendarvis, Anthony Burch, Iggy Craig, Lucyola Langi, Kate Tsang, Hanna K. Nyström, Graham Falk, Adam MutoGuest stars Audrey Bennett, Hynden Walch, Jeff Bennett, Jeremy Shada, Olivia Olson, Dan Mintz, Dee Bradley Baker, Phil LaMarr
Episode 3
While Cake crash-lands in a fantastic new world, Fionna continues her search after witnessing something impossible.
Written by Nicole Rodriguez, Jack Pendarvis, Anthony Burch, Hanna K. Nyström, Haewon Lee, Kate Tsang, Hanna K. Nyström, Anna Syvertsson, Adam Muto, Jacob WinklerGuest stars Jeff Bennett, Donald Glover, Andrew Rannells, John DiMaggio, Jeremy Shada, Marc Maron, Audrey Bennett, Phil LaMarr
Episode 4
Fionna, Cake, and Simon converge in a strange place to discover how they're connected.
Written by Jim Campbell, Jack Pendarvis, Anthony Burch, Iggy Craig, Lucyola Langi, Kate Tsang, Hanna K. Nyström, Graham Falk, Adam MutoGuest stars John DiMaggio, Audrey Bennett, Felicia Day, Andy Daly, Jinkx Monsoon, Sean Rohani, Kayleigh McKee
Episode 5
Pursued by a powerful enemy, Fionna, Cake and Simon venture through a lawless world in search of a magical artifact.
Written by Sonja von Marensdorff, Jack Pendarvis, Anthony Burch, Hanna K. Nyström, Kate Tsang, Hanna K. Nyström, Anna Syvertsson, Adam Muto, Jacob WinklerGuest stars Kayleigh McKee, Dee Bradley Baker, Eric Bauza, James Kyson, Jeff Bennett, Jeremy Shada, Sean Rohani, Maria Bamford
Episode 6
After landing in the Winter Kingdom, Fionna and Simon discover a possible solution to their problems. Marshall Lee helps Gary with a baking project.
Written by Nicole Rodriguez, Jim Campbell, Jack Pendarvis, Anthony Burch, Iggy Craig, Lucyola Langi, Kate Tsang, Hanna K. Nyström, Graham Falk, Adam MutoGuest stars Pendleton Ward, Donald Glover, Andrew Rannells, Kayleigh McKee, Brian David Gilbert, Cree Summer, Dee Bradley Baker, Cristina Valenzuela
Episode 7
Cake is recruited by a band of skilled vampire hunters. Gary and Marshall Lee attend a black-tie party.
Written by Sonja von Marensdorff, Jack Pendarvis, Anthony Burch, Iggy Craig, Kate Tsang, Hanna K. Nyström, Graham Falk, Adam Muto, Jacob WinklerGuest stars Jinkx Monsoon, Cree Summer, Olivia Olson, Donald Glover, Andrew Rannells, Dee Bradley Baker, Sean Rohani, Jenny Slate
Episode 8
Stranded in a desolate wasteland, Fionna, Cake and Simon must resort to desperate measures to escape.
Written by Jim Campbell, Jack Pendarvis, Anthony Burch, Hanna K. Nyström, Kate Tsang, Hanna K. Nyström, Anna Syvertsson, Adam Muto, Jackie FilesGuest stars Felicia Day, Kayleigh McKee, Niki Yang, Melissa Villaseñor, Ron Perlman, Cole Sanchez, Dave McCormack
Episode 9
While Simon experiences a cosmic detour, doom closes in on Fionna and Cake.
Written by Sonja von Marensdorff, Jack Pendarvis, Anthony Burch, Iggy Craig, Kate Tsang, Hanna K. Nyström, Graham Falk, Adam Muto, Jacob WinklerGuest stars Sean Rohani, Ron Perlman, Donald Glover, Andrew Rannells, Kayleigh McKee, Pendleton Ward, Sean Giambrone, Vico Ortiz
Episode 10
Simon battles his demons as Fionna, Cake and friends fight for their world.
Written by Jim Campbell, Jack Pendarvis, Anthony Burch, Hanna K. Nyström, Kate Tsang, Hanna K. Nyström, Anna Syvertsson, Adam Muto, Jackie FilesGuest stars Chelsea Peretti, Donald Glover, Andrew Rannells, Sharon Horgan, Felicia Day, Sean Rohani, Steve Little, Sean Giambrone
Episode information updated Jul 24, 2026
Madeleine MartinFionna (voice)
Roz RyanCake (voice)
Ashly BurchHuntress Wizard (voice)
Harvey GuillénGary (voice)
Audrey BennettAstrid (voice)
Donald GloverMarshall Lee (voice)
Andrew RannellsGary Prince (voice)
Olivia OlsonMarceline (voice)
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Cartoon Network StudiosUnited States
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