Main Characters
![Fionna Campbell](https://static.tvmaze.com/uploads/images/medium_portrait/475/1187544.jpg)
Fionna Campbell
9 main appearances![Cake](https://static.tvmaze.com/uploads/images/medium_portrait/475/1187545.jpg)
Cake
9 main appearances![Simon Petrikov](https://static.tvmaze.com/uploads/images/medium_portrait/476/1191292.jpg)
Simon Petrikov
9 main appearances![Marshall Lee](https://static.tvmaze.com/uploads/images/medium_portrait/475/1187546.jpg)
Marshall Lee
6 main appearances![Gary Prince](https://static.tvmaze.com/uploads/images/medium_portrait/475/1188417.jpg)
Gary Prince
6 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Scarab
6 main appearances![Prismo](https://static.tvmaze.com/uploads/images/medium_portrait/476/1191293.jpg)
Prismo
6 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Starchy
1 main appearances![Ice Thing](https://static.tvmaze.com/uploads/images/medium_portrait/476/1190032.jpg)
Ice Thing
2 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Fionna Lookalike
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Burger
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Prismo 1
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Prismo 2
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Prismo 3
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Winter King (Simon Voice)
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Marjoe Hellstrom
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Miss Rabow
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Gunter
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Ice King
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Pastry Fionna
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Pup Guard
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Monster Marshall
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Mini Scarabs
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Skater Z
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Monster Gary
1 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)