Skyler Page Creator, Executive Producer Spencer Rothbell Clarence Actor Tom Kenny Sumo Voice Sean Giambrone Jeff Voice Katie Crown Mary Voice Eric Edelstein Chad Voice Bryson Barretto Vu, Phil Guest Voice Joshua Black Julian, Mel Guest Voice Channon Dade Bus Driver Guest Voice Brett Gelman Mr. Mozer Guest Voice Grace Kaufman Chelsea, Bree, Michelle Guest Voice Andy Milonakis Frankie Do Dad Guest Voice Isabella Niems Kimby Guest Voice Jenelle Lynn Randall Ms. Lofton Guest Voice Aryan Simhadri Jimmy Chakravorthy Guest Voice Roger Craig Smith Percy, Bacon Kid Guest Voice Curtis Lelash Executive Producer Brian A. Miller Executive Producer Jennifer Pelphrey Executive Producer Rob Sorcher Executive Producer