Big Mouth cast: Who plays who in Season 4?

Which voice actors play Gratitoad, Seth Goldberg, Micheal Angelo, and more in Big Mouth Season 4? We have the answers.

Emily Altman (a writer on Big Mouth) plays the most annoying kid at summer camp. [Correction: An earlier version of this story incorrectly claimed that Zach Woods voiced Milk. Sorry!]

Maya Erskine and Anna Konkle — the stars and creators of PEN15 — bring their characters into the Big Mouth universe.

Zach Galifianakis (The Hangover) plays this upbeat amphibian.

Comedian Maria Bamford portrays anxiety. You might know her as DeBrie Bardeaux on Arrested Development.

Sterling K. Brown (This is Us, Black Panther) plays Jessi's terrible boyfriend.

Seth Rogen basically plays himself in kid form as Nick's friend from summer camp.

Ayo Edebiri replaces Jenny Slate as the voice of Missy in the final episodes of Big Mouth Season 4.

Nick Kroll voices a lot of the characters on Big Mouth, but Lola may be his greatest creation.