Jenna Fischer
Heidi Skarlatos
William Jennings
Young Spencer
Paul-Mikél Williams
Young Anthony
Thomas Lennon
Principal Michael Akers
Jaleel White
Garrett Walden
Robert Pralgo
Mr. Skarlatos
Irene White
Elementary Teacher
Lillian Solange Beaudoin
Carolyn
Matt J. Thompson
Man on Train
Camille Razat
Train Attendant #1
Braxton Bjerken
Everett Stone (uncredited)
Camden Haydon
Basketball Kid (uncredited)
Cole Eichenberger
Young Spencer Stone (uncredited)
Elena Campbell-Martinez
Professor
Stephen Matthew Smith
Classmate #1 (as Stephen Smith)
