- Skyler Gisondo
- Bernard Flannigan
- Olivia Holt
- Veronica Krauss
- Kristin Chenoweth
- Janet Krauss
- Bruce Dern
- Oswald Flannigan
- Kathleen Chalfant
- Barabara - The Editor in Chief
- Nick Krause
- Bagger
- Peter Maloney
- Mr. Del Tufo
- Rod McLachlan
- Principal Greeley
- Daryl J. Johnson
- Postal Worker Wesley
- Danni Wang
- Tai Yu
- Ian Patrick
- Brilliant Young Nerd
- Eric Stoltz
- Brilliant Young Nerd's Father
- Morgan Roberts
- Ski Bum
- Lee Broda
- Gothic Chic
- Mary Katherine Duhon
- Susan
- Hawn Tran
- Jared
- Gene Michael
- Mayor
- Nazeema Bartek
- Bindu Parikh
- Jannette Sepwa
- Cashier
- D. Taylor Loeb
- Shopper
- Gloria Bankston
- Secretary
- Mouche
- Anchor #2
- Priya Thomas
- Harinakshi
- Kylie Muczko
- Cheerleader
- Jeremy Dean
- Soldier Boy / Theatre Kid
- Brent Phillip Henry
- Hippie
- Marvellous Maeze
- Cathy
- Penny Lawless
- Jared's Mom
- Talbott Lin
- Jared's Father
- Nancy Chartier
- Voter / Parent
- Nate James
- Movie theater guy
- Doan Moran
- Towns person
- Joseph Anthony Pinkston
- Courtroom Guy
- Roman L. Armstrong
- Party Guest / Rebel (uncredited)
- Roxanne Laborde-Couvillion
- Teacher
