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 Kheirosiphon 2 guest appearances Bonnie 2 guest appearances Additional Voices 2 guest appearances Lich 2 guest appearances Shermy 2 guest appearances Beth 2 guest appearances TV Announcer 2 guest appearances Fern 1 guest appearances Ice Prince 1 guest appearances Bar Guy 1 guest appearances Beatrice Buttler 1 guest appearances Van Driver 1 guest appearances Ratbus 1 guest appearances Banana Guard #1 1 guest appearances Additional Voices 1 guest appearances Additional Voices 1 guest appearances Additional Voices 1 guest appearances Child Wizard 1 guest appearances Tourist #3 1 guest appearances TV 1 guest appearances ⇤ « 1 2 3 4 5 6 7 » ⇥