Adam Braverman
Sarah Braverman
Crosby Braverman
Kristina Braverman
Julia Braverman-Graham
Joel Graham
Sydney Graham
Haddie Braverman
Max Braverman
Jasmine Trussell
Drew Holt
Amber Holt
Camille Braverman
Zeek Braverman
Suze Lessing
Dr. Pelikan
Jabbar Trussell
Steve Williams (as Asher Book)
Lucy Estman
Phil Lessing
Noel Lessing
Kayla
Haddie's Friend
Grace
Principal Gomez
Autism Speaks Rep.
Steve's Friend
Choreographer (as André Tyson)
Drummer
Park Kid (uncredited)
Student (uncredited)