Big Mouth (Korean: 빅마우스) is a 2022 South Korean television series starring Lee Jong-suk, Im Yoon-ah, and Kim Joo-hun. It aired on MBC TV from July 29 to September 17, 2022. It is also available for streaming on Disney+ in selected regions.
Contents
Synopsis
The series follows an underperforming lawyer caught in a murder case. To survive and protect his family, he uncovers a conspiracy among the upper classes.
Cast
Main
Lee Jong-suk as Park Chang-ho
A third-rate lawyer with a ten percent success rate, called "Big Mouth" by his legal acquaintances due to his tendency to speak before acting. His life is suddenly in danger when he is mistaken for a genius conman known as "Big Mouse".
Im Yoon-ah as Ko Mi-ho
Chang-ho's supportive wife who is a nurse and has a bold personality but succumbs to cancer.
Kim Joo-hun as Choi Do-ha
The ambitious mayor of Gucheon, whose goal in life is to become the most dignified president.
Supporting
Yang Kyung-won as Gong Ji-hoon
The president of the media conglomerate Gukdong Daily and the chairman of the NR Forum.
Kim Jung-hyun as Jung Chae-bong
The director of Chilbong Academy.
Lee Yoo-joon as Han Jae-ho
A surgeon.
Oh Ryung as Lee Du-geun
Legal counsel of NR Forum.
Yoon Seok-hyun as Cha Seung-tae
Managing director of OC Group.
Park Hoon as Seo Jae-yong
Head of the Department of Internal Medicine, Hematology and Oncology at Gucheon University Hospital.
Hong Ji-hee as Jang Hye-jin
Jae-ho's wife who is a culinary researcher.
Kim Kyu-seon as Ashley Kim
Ji-hoon's wife, who is a Korean-American and the director of Woojung Gallery.
Jang Hyuk-jin as Choi Jung-rak
A prosecutor at Gucheon Public Prosecutors' Office.
Ok Ja-yeon as Hyun Ju-hee
Do-ha's wife who is the director of Gucheon Hospital.
Extended
Yoo Tae-ju as Tak Kwang-yeon
A psychopath death row inmate at Gucheon Prison.
Song Kyung-cheol as Yang Chun-sik
A gang leader.
Park Jeong-bok as Go Tae-sik
A prisoner at Gucheon Prison.
Shin Seung-hwan as Peter Hong
Jeon Gook-hwan as Kang Seong-geun (Chairman Kang)
Special appearances
Yoo Su-bin as Chang-ho and Mi-ho's neighbor.
Kim Do-wan as Chang-ho and Mi-ho's neighbor.
Production and release
It was reported that filming was scheduled to start in the second half of 2021, with a budget of ₩30 billion.
Big Mouth was initially confirmed to be released on tvN. However, in April 2022, it was announced that the series would air on MBC TV's newly established Fridays and Saturdays time slot instead, in July.