Series

Big Mouth

★ 8.3(345)20221h 8m1 season

Mystery Drama Crime

▶ Watch trailer Official site

Big Mouth is streaming on Disney Plus and wavve in South Korea. Availability checked 29 June 2026.

Where to watch Big Mouth

🇰🇷 South Korea

Disney PlusStream

wavveStream

Good to know

Creator: Jang Young-cheol, Jung Gyeong-sun
Release date: 2022-07-29
Runtime: 1h 8m
Language: Korean
Seasons: 1
Episodes: 16
Network: MBC
Status: Ended
Country: South Korea
Studio: Studio Dragon

Big Mouth — trailer

About Big Mouth

Big Mouth is a 2022 web series in the Mystery, Drama and Crime genres, created by Jang Young-cheol and Jung Gyeong-sun, starring Lee Jong-suk, Yoona and Kim Ju-hun. It spans 1 season and 16 episodes, and originally aired on MBC. It holds an average rating of 8.3/10 from 345 viewers. Below you can see where to watch Big Mouth in South Korea — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In order to survive and protect his family, he tries to reveal the true colors of the privileged people involved in a huge conspiracy.

Seasons (1)

Season 116 eps · 2022

Cast

Lee Jong-suk

Park Changho

Yoona

Go Miho

Kim Ju-hun

Choi Doha

Kwak Dong-yeon

Jerry

Yang Kyung-won

Gong Jihoon

Ok Ja-yeon

Hyeon Joohee

Oh Eui-sik

Kim Soontae

Kim Jeong-hyeon

Jung Chaebong

Lee Yoo-jun

Han Jaeho

Oh Ryoong

Lee Doogeun

Yoon Seok-hyun

Cha Seungtae

Park Hoon

Seo Jaeyoung

Themes & keywords

secret organizationgreedinvestigationfilm noirmurderconspiracylawyermysterious killermysterious deathmysterious messagesmysterious figureambiguousamused