Brianna Denski

June (voice)

Norbert Leo Butz

Peanut (voice)

Ken Hudson Campbell

Boomer (voice)

Mila Kunis

Greta (voice)

John Oliver

Steve (voice)

Kenan Thompson

Gus (voice)

Ken Jeong

Cooper (voice)

Jennifer Garner

June's Mom (voice)

Matthew Broderick

June's Dad (voice)

Sofia Mali

Young June (voice)

Aryan Simhadri

Banky (Voice)

Jolie Hoang-Rappaport

Vanessa (Voice)

Kevin Chamberlin

Uncle Tony (voice)

Kate McGregor-Stewart

Aunt Albertine (voice)

Kath Soucie

Bus Counselor Shannon (voice)