Guest Stars Gracen Newton voices Manny Christian Convery voices Fregley Gracyn Shinyei voices Girl with Ponytail Donny Lucas voices Mr. Humphreys Cyrus Arnold voices Teen Driver Jessica M. Adams voices Braces Girl Robert Moloney voices Joshie Lossen Chambers voices Homeroom Teacher Brenda Crichlow voices Mrs. Fregley Zeno Robinson voices Teen with Baseball Hat Tessa Espinola voices Curly-Haired Girl Veda Maharaj voices Chirag Gupta Yuvraj Kalsi voices Charlie Davies Aine Sunderland voices Blonde-Haired Girl Braxton Baker voices Teen with Mullet Jaime Maclean voices Holly Hills's Friend Billy Lopez voices Mr. Underwood Gig Morton voices Random Boy Mizinga Mwinga voices Wizard John Omohundro voices Hulking Teen Co Starring Matt Nolan voices Additional Voices Benjamin Valic voices Additional Voices Johnny Gidcomb voices Additional Voices Andre Robinson voices Additional Voices ViviAnn Yee voices Additional Voices Ava Mae Leslie voices Additional Voices Jen Cain voices Additional Voices Susan Leslie voices Additional Voices Tristen Chen voices Additional Voices Jordyn Curet voices Additional Voices Caleb Jeon voices Additional Voices Carter Sand voices Additional Voices Iara Nemirovsky voices Additional Voices Lily Rose Silver voices Additional Voices Brooke Singleton voices Additional Voices Julian Zane voices Additional Voices Jason Grant Smith voices Additional Voices