Griffin in Summer

Everett Blunck

Griffin

Owen Teague

Brad

Abby Ryder Fortson

Kara

Kathryn Newton

Chloe

Melanie Lynskey

Helen

Michael Esper

Bill

Gabriel J. Perez

The Principal

Johanna Colón

Winnie Hernandez

Gordon Rocks

Tyler Smoot-Rigsby

Ian Hernandez-Oropeza

Mark

Aurora Richards

Shiny Teenage Girl

Xavier Wolf

Kevin

Alivia Bellamy

Pam Vanderworm

Francine Berk

Brad's Mom