Main Characters Fionna Campbell 9 main appearances Cake 9 main appearances Simon Petrikov 9 main appearances Marshall Lee 6 main appearances Gary Prince 6 main appearances Scarab 6 main appearances Prismo 6 main appearances Starchy 1 main appearances Ice Thing 2 main appearances Fionna Lookalike 1 main appearances Burger 1 main appearances Prismo 1 1 main appearances Prismo 2 1 main appearances Prismo 3 1 main appearances Winter King (Simon Voice) 1 main appearances Marjoe Hellstrom 1 main appearances Miss Rabow 1 main appearances Gunter 1 main appearances Ice King 1 main appearances Pastry Fionna 1 main appearances Pup Guard 1 main appearances Monster Marshall 1 main appearances Mini Scarabs 1 main appearances Skater Z 1 main appearances Monster Gary 1 main appearances Ashley 1 main appearances
Recurring Guest Characters Winter King 1 guest appearances Singing Banana Guard 1 guest appearances Lemoncarb #2 1 guest appearances Cinnamon Bun Mutant 1 guest appearances Banana Guard Mutant #2 1 guest appearances Banana Guard Mutant #3 1 guest appearances Ice Scout #2 1 guest appearances Ice Scout #1 1 guest appearances Candy Queen 1 guest appearances Lemoncarb #1 1 guest appearances Banana Guard Mutant #1 1 guest appearances Candy Cuffs 1 guest appearances Huntress 1 guest appearances Baby Finn 1 guest appearances Hana Abadeer 1 guest appearances Martin Mertens 1 guest appearances Vampire King 1 guest appearances Additional Voices 1 guest appearances BMO 1 guest appearances Library Person 1 guest appearances ⇤ « 1 2 3 4 5 6 7 » ⇥