Nick Kroll
Nick Birch / Maury the Hormone Monster / Coach Steve (voice)
John Mulaney
Andrew Glouberman (voice)
Jessi Klein
Jessi Glaser (voice)
Jason Mantzoukas
Jay Bilzerian (voice)
Maya Rudolph
Diane Birch / Connie the Hormone Monstress (voice)
Fred Armisen
Elliot Birch (voice)
Jordan Peele
Ghost of Duke Ellington (voice)
Andrew Rannells
Matthew (voice)
Oct 20, 2023 - 28m
With two months left in eighth grade, the incoming freshmen tour their new high school with junior hosts while Jay evades his terrifying brothers.
Oct 20, 2023 - 27m
A doctor puts Andrew on testicular rest, Nick asks Jay to help him get in shape for high school and Jessi becomes fascinated by Caitlin's breastfeeding.
Oct 20, 2023 - 28m
With no distractions, Andrew's schoolwork improves — winning his father's praise. Jessi goes a little too far when trying to emulate cool, mature Leah.
Oct 20, 2023 - 28m
While Andrew and Nick follow Judd to Brooklyn to score drugs, Jay gets jealous of Kurt and Lola's relationship, and Jessi oversteps at Matthew's house.
Oct 20, 2023 - 28m
As graduation day nears, Nick must decide if he will attend Cobblestones Academy while Andrew goes on an apology tour after being voted "Grossest Human."
Oct 20, 2023 - 28m
Big Mouth goes global for a very special episode as Maury and Connie take a closer look at how kids around the world experience puberty.
Oct 20, 2023 - 28m
Andrew takes a liking to his new neighbor — and her mom. Nick wants to be more than Danni's friend, but her entanglement with Travis gets in the way.
Oct 20, 2023 - 27m
At their first high school party, Andrew discovers his talent for drinking games, Nick hopes for a shot with Danni, and Missy meets a potential rebound.
Oct 20, 2023 - 28m
During a sleepover, Jay teaches Andrew how to defend himself against bullies. Then, Missy gets overwhelmed while back-to-school shopping with Jessi.
Oct 20, 2023 - 28m
The Big Mouth kids start high school! Andrew looks inside himself to solve his problem with Pumbaa while dread stops Missy from attending her first day.
