Cast and Crew of Big Mouth

Big Mouth

빅마우스

In the gripping and darkly comedic movie "Big Mouth," we follow the extraordinary journey of Park Changho, portrayed by the talented Lee Jong-suk. Changho is a respectable lawyer who finds himself ensnared in a murder investigation that will change the course of his life forever. Rather than succumbing to the pressure of the legal system and societal expectations, he must adapt quickly and morally bend to survive in a world that seems to wish him harm. Overnight, Changho transforms from an earnest legal professional into a cunning and clever con artist, harnessing his intellect and wit to navigate through a treacherous landscape filled with betrayal and danger.

As the story unfolds, Park Changho is faced with the daunting challenge of uncovering a vast conspiracy that connects powerful figures in society. This challenge is made even more complex with the introduction of Go Miho, played by the charismatic Yoona. Miho, a fierce and resourceful journalist, becomes an unexpected ally in Changho’s quest for truth. Together, they delve into the murky depths of corruption and deceit, exposing secrets that many are willing to kill to keep hidden. The dynamic between Changho and Miho is thrilling, blending elements of suspense and romance, as they uncover more about each other while unraveling the sinister plot that threatens them both.

"Big Mouth" explores themes of justice, morality, and survival in a corrupt world. As Changho's con artist persona takes shape, the stakes escalate, forcing him to make difficult choices that challenge his integrity and worldview. This fascinating tale reveals how ordinary people can rise against overwhelming odds, making it a compelling watch for anyone drawn to stories of resilience and cleverness. With its engaging plot and vibrant characters, "Big Mouth" promises to keep audiences on the edge of their seats, as they wonder how far one man will go to reclaim his life and protect the ones he loves.

Main Cast of Big Mouth

Lee Jong-suk as Park Changho

Lee Jong-suk

Park Changho
Lee Jong-suk delivers a compelling performance as Park Changho in the South Korean television series "Big Mouth." As a character who starts off as a seemingly incompetent and timid lawyer, Lee Jong-suk masterfully conveys Park Changho's transformation into a formidable and cunning protagonist. His portrayal is nuanced, capturing the intricate layers of Park Changho's personality, from his initial bumbling demeanor to his strategic intelligence that emerges under pressure. Lee's ability to seamlessly transition between the character's often humorous blunders and his moments of sharp-witted brilliance adds depth to the narrative, keeping viewers engaged and invested in his journey. His chemistry with co-star Im Yoon-ah, who plays his wife Go Mi-ho, is palpable, providing a strong emotional anchor to the series. Lee Jong-suk's performance is a testament to his versatility as an actor, showcasing his capacity to handle a role that requires both dramatic depth and light-hearted appeal, making Park Changho a memorable and beloved character in the realm of K-drama.
Yoona as Go Miho

Yoona

Go Miho
Yoona delivers a compelling performance as Go Miho in the television series "Big Mouth," showcasing her versatility as an actress. As the clever and resilient Miho, she navigates the complexities of her character's life with finesse, bringing depth and relatability to the screen. Miho is a character whose strength lies in her intelligence and moral compass, and Yoona captures this essence brilliantly, portraying a woman who stands her ground in a tumultuous world of deception and power struggles. Her chemistry with the cast, particularly in intense moments of drama and suspense, is palpable, and her nuanced portrayal adds layers to the show's intricate narrative. Yoona's performance is a testament to her ability to embody a character's multifaceted personality, making Go Miho a memorable and impactful figure in the series. Her portrayal not only anchors the emotional core of "Big Mouth" but also leaves a lasting impression on the audience.
Kim Ju-hun as Choi Doha

Kim Ju-hun

Choi Doha
Kim Ju-hun delivers a captivating performance as Choi Doha in the South Korean television series "Big Mouth." As Doha, Kim portrays a third-rate lawyer who gets entangled in a murder case, leading him to impersonate a genius conman. His transformation from an everyday underdog to a charismatic swindler is both convincing and compelling, showcasing his range as an actor. Kim's portrayal is laced with nuance, as he balances the character's wit, desperation, and underlying moral ambiguity. His interactions with the other characters are charged with electric chemistry, making Doha's journey through the treacherous waters of high society and organized crime both believable and emotionally engaging. Kim's performance is a highlight of the series, as he brings depth and charisma to the role, ensuring that Choi Doha remains a memorable and complex character throughout the show's run.
Kwak Dong-yeon as Jerry

Kwak Dong-yeon

Jerry
Kwak Dong-yeon delivered a compelling performance as Jerry in the South Korean television series "Big Mouth." As Jerry, Dong-yeon portrayed a character with a dual identity, skillfully balancing the friendly and affable exterior with the underlying menace of his alter ego, a crucial aspect of the series' suspenseful narrative. His ability to convey nuanced emotions and switch between personas with ease added depth to the intricate plot, captivating the audience with his unexpected alliances and hidden motives. Dong-yeon's portrayal brought a layer of complexity to the story, making Jerry an unpredictable and pivotal character in the show's dramatic tapestry. His performance was marked by a palpable intensity and a keen understanding of the character's internal conflict, which was essential in driving the tension and twists that "Big Mouth" is known for.
Yang Kyung-won as Gong Jihoon

Yang Kyung-won

Gong Jihoon
Yang Kyung-won delivers a compelling performance as Gong Jihoon in the tv series "Big Mouth," bringing to life a character that is both charismatic and enigmatic. As the loyal and street-smart best friend of the protagonist, Park Chang-ho, Jihoon is a pivotal figure whose unwavering support and resourcefulness are crucial to the narrative's progression. Kyung-won skillfully balances Jihoon's tough exterior with moments of vulnerability, revealing the depth of his character's loyalty and the complexity of his past. His portrayal is marked by a natural gravitas that commands attention on screen, whether he's navigating the treacherous waters of the show's legal and criminal landscapes or providing much-needed comic relief through his dynamic interactions with other characters. Yang Kyung-won's performance is a testament to his range as an actor, as he seamlessly transitions between the role's demands for intensity, wit, and emotional resonance, making Gong Jihoon a memorable and essential part of the "Big Mouth" ensemble.
Ok Ja-yeon as Hyeon Joohee

Ok Ja-yeon

Hyeon Joohee
Ok Ja-yeon delivers a captivating performance as Hyeon Joohee in the South Korean television series "Big Mouth," where she embodies the complex character with a blend of charisma and depth. As Joohee, a skilled and ambitious psychiatrist, Ok Ja-yeon showcases her versatility as an actress, portraying the character's intelligence and determination with finesse. Her portrayal reveals layers of Joohee's personality, from her professional demeanor and sharp analytical skills to her hidden vulnerabilities and emotional struggles. Ok Ja-yeon's nuanced performance adds a compelling dynamic to the series, as her character navigates through the intense world of power, corruption, and justice, all while grappling with personal challenges and moral dilemmas. Her interactions with the lead character, Park Chang-ho, played by Lee Jong-suk, are particularly noteworthy, as their chemistry and contrasting personalities create a tension that drives the narrative forward. Ok Ja-yeon's portrayal of Hyeon Joohee is a testament to her talent and range, making her a standout character in "Big Mouth" and leaving a lasting impression on the audience.
Oh Eui-sik as Kim Soontae

Oh Eui-sik

Kim Soontae
Kim Jeong-hyeon as Jung Chaebong

Kim Jeong-hyeon

Jung Chaebong
Lee Yoo-jun as Han Jaeho

Lee Yoo-jun

Han Jaeho
Oh Ryoong as Lee Doogeun

Oh Ryoong

Lee Doogeun
Yoon Seok-hyun as Cha Seungtae

Yoon Seok-hyun

Cha Seungtae
Park Hoon as Seo Jaeyoung

Park Hoon

Seo Jaeyoung
Kim Kyu-seon as Ashley Kim

Kim Kyu-seon

Ashley Kim
Jang Hyuk-jin as Choi Jungrak

Jang Hyuk-jin

Choi Jungrak
Kim Sun-hoa as Park Miyoung

Kim Sun-hoa

Park Miyoung
Park Se-hyun as Jang Heejoo

Park Se-hyun

Jang Heejoo
Jeong Jae-seong as Park Yoongab

Jeong Jae-seong

Park Yoongab
Kang Hyung-wook as No Bak

Kang Hyung-wook

No Bak
Lee Ki-young as Go Gikwang

Lee Ki-young

Go Gikwang
Kim Dong-won as Gan Soocheol

Kim Dong-won

Gan Soocheol
Hong Ji-hee as Jang Hyejin

Hong Ji-hee

Jang Hyejin
Song Gyeong-cheol as Yang Choonsik

Song Gyeong-cheol

Yang Choonsik
Yoo Tae-joo as Tak Gwangyeon

Yoo Tae-joo

Tak Gwangyeon
Jeon Kuk-hwan as Chairman Kang Seonggeun

Jeon Kuk-hwan

Chairman Kang Seonggeun
Lee Seung-Hyung as Chairman Kang's secretary

Lee Seung-Hyung

Chairman Kang's secretary
Han Dong-ho as Secretary Jo

Han Dong-ho

Secretary Jo
Jung Yeon as Kim Gyeongsook

Jung Yeon

Kim Gyeongsook
Lee Chang-jik as Choi Haesoo

Lee Chang-jik

Choi Haesoo
Lee Seo-an as Cha Seungtae's wife

Lee Seo-an

Cha Seungtae's wife

Secondary Cast of Big Mouth


Crew of Big Mouth

Full backstage crew list →