We don't have a biography for Fionna Campbell yet. Hang in there, or go ahead and contribute one.
Appearances
Adventure Time: Fionna and Cake
Main cast, played by Madeleine Martin
- Episode 1x01: Fionna Campbell (Aug 31, 2023)
- Episode 1x03: Cake the Cat (Sep 7, 2023)
- Episode 1x04: Prismo the Wishmaster (Sep 7, 2023)
- Episode 1x05: Destiny (Sep 14, 2023)
- Episode 1x06: The Winter King (Sep 14, 2023)
- Episode 1x07: The Star (Sep 21, 2023)
- Episode 1x08: Jerry (Sep 21, 2023)
- Episode 1x09: Casper & Nova (Sep 28, 2023)
- Episode 1x10: Cheers (Sep 28, 2023)
- Episode 2x01: The Hare and the Sprout (Oct 23, 2025)
- Episode 2x02: The Crocodile Who Bit a Log (Oct 30, 2025)