Main Characters Captain Underpants 6 main appearances Mr. Krupp 6 main appearances Harold 6 main appearances George 6 main appearances Narrator 6 main appearances Comic Narrator 6 main appearances Melvin 5 main appearances Moxie Swaggerman 5 main appearances Jessica 4 main appearances Dressy 4 main appearances Erica 4 main appearances Dr. Shifty Fitzgibbons 4 main appearances Jet Wingman 4 main appearances Hailey Comett 4 main appearances Garg 4 main appearances Warply 3 main appearances Stanley Peet 3 main appearances Steve "Gooch" Yamaguchi 3 main appearances Mr. Meaner 3 main appearances Dupe Licitous 3 main appearances Sqworg 3 main appearances Bo Hweemuth 2 main appearances Miss Ainthrope 1 main appearances Mr. Rected 1 main appearances Marvin 1 main appearances Uncle Dan 1 main appearances Hypnosinger 1 main appearances Captain Pandernuts 1 main appearances Purpk 1 main appearances Dohlar 1 main appearances Greego 1 main appearances Abraham Lincoln 1 main appearances Livmen 1 main appearances Stewart 1 main appearances Statrew 1 main appearances Mr. Nearme 1 main appearances Arice 1 main appearances Elbrib 1 main appearances Xemio 1 main appearances Mr. Gigglenose 1 main appearances Itsius 1 main appearances