Peter Laurie
voices Sheldon
Abigail Journey Oliver
voices Nico
Heather Bambrick
voices Carl's Mama
Beatrice Schneider
voices Arugula
Maddy McIlwain
voices Lotta
Peter Cugno
voices Carl's Dad
Duff MacDonald
voices Mr. Barnaby
Amanda Martínez
voices Ms. Huffman
Alli Chung
voices Sheldon's Mom
Terry McGurrin
voices Mr. Terry
Milo Toriel-McGibbon
voices Dylan
Salvatore Scozzari
voices Mr. Howell
Paulino Nunes
voices Forrest's Dad
Advait Mathur
voices Punk Turtles
Chase Ruigrok
voices Mimi Toots
Claire Whittick
voices Lilah
Ethan Chad
voices Kid at Park
Odin Frost
voices Paolo
Stephany Seki
voices Paolo's Mom
Zachary Morton
voices Buddy
Autra Saadati
voices Amanda
Heather Bambrick
voices DJ
Jeri Craden
voices Gramma B
Karen Jewels
voices Mail Carrier Sarah
Duff MacDonald
voices Angry Driver #2
Asher Waxman
voices Ramon
Norma Dell'Agnese
voices Judy
Alli Chung
voices Coach Mom
Paulino Nunes
voices Fernando
Paulino Nunes
voices Sportscaster 2
Zachariah OHora
voices Yeti
Zoe Wheatley
voices Marble Mabel
Heather Bambrick
voices Plushies
Elisa Paszt
voices Skyler
John Cleland
voices Mr. Price
Faye Dance
voices Rag Doll Lady
Milo Toriel-McGibbon
voices Kid 2
Claire Whittick
voices Kid 1