Susan "Stargirl" Caraway
Leo Borlock
Kevin Singh
Mr. Robineau
Gloria Borlock
Archie Brubaker
Benny Burrito
Tess Reed
Hillari Kimble
Dori Dilson
Alan Ferko
Mallory Franklin
Summer
Kim
Wayne Parnell
Zack James
Leo Age 8
Cool Girl
Ana Caraway
Principal Sutters
Band Leader
Big Kid #1
Big Kid #2
Big Kid #3
Ron Kovac
Mud Frog Fan
Leo's Dad
Emcee
Kevin Age 8
Teacher
Young Male Teacher
EMT
Athletic Trainer
Keyboard Player: Winter Dance Band
Lead Singer / Guitar: Winter Dance Band
Drummer: Winter Dance Band
Bass: Winter Dance Band
Mudfrogs Marching Band
Speech Competition Attendee / Ball Game Attendee (uncredited)
Football Player (uncredited)
Fan (uncredited)
Talent Show Magician (uncredited)
High Schooler (uncredited)
High School Student (uncredited)