John Karna
Rob Crabbe
Katie Findlay
Gabrielle
Craig Roberts
Stanley
Alan Tudyk
Jack Roth
Carlson Young
Angela Yearwood
Zoe Myers
Lisa
Elon Gold
Mr. Hughes
Cara Mantella
Ms. Hartnett
C
Christen Orr
Sally Levinson
Brian Huskey
Principal Hansen
Kate Kneeland
Anne Crabbe
Katie Adkins
Girl in Locker Room #2
Nickolas Wolf
Melting Down Bee Contestant
Caroline Traywick
Fantasy Woman
P
Parisa Johnston
Arthur's mom
J
Janet Meshad
Arthur's nana
Autumn Dial
Female student
W
Wesley Barton Hasnard
Bus driver