Tower of Babel

Composer

• 
  Gaemi

Director

• 
  Yoon Sung Shik

Screenwriter

• 
  Kwon Sun Won

Main Role

• 
  Park Si Hoo

  Cha Woo Hyuk

  Main Role
• 
  Jang Hee Jin

  Han Jung Won

  Main Role

Support Role

• 
  Kim Ji Hoon

  Tae Min Ho [Geosan Electrics' president]

  Support Role
• 
  Jang Shin Young

  Tae Yoo Ra [Min Ho's sister]

  Support Role
• 
  Kim Hae Sook

  Shin Hyun Sook

  Support Role
• 
  Kim Jong Goo

  Tae Byung Chul [Chairman / Yoo Ra's father]

  Support Role
• 
  Song Jae Hee

  Tae Soo Ho [Min Ho's brother]

  Support Role
• 
  Im Jung Eun

  Na Young Eun [Soo Ho's wife]

  Support Role
• 
  Park Joo Hyung

  Go Jae Il [Reporter]

  Support Role
• 
  Ha Shi Eun

  Hong Mi Seon [Jung Won's friend]

  Support Role
• 
  Lee Seung Hyung

  Direction Shin [Hyun Sook's cousin]

  Support Role
• 
  Song Won Geun

  Team leader Woo

  Support Role
• 
  Yoon Bong Gil

  Detective Lee

  Support Role
• 
  Lee Jae Gu

  Ricky

  Support Role
• 
  Yoon Jin Ho

  Jang Bae Yoon [Team leader]

  Support Role
• 
  Kim Jun Won

  Section Chief Oh

  Support Role
• 
  Yoon Soo

  Won Hee

  Support Role
• 
  Ri Min

  Kook Gwa Soo [Coroner]

  Support Role
• 
  Kim Jin Ho

  [Chief prosecutor / Woo Hyuk's boss]

  Support Role
• 
  Yoon Gi Won

  Ko Sang Mu

  Support Role

Guest Role

• 
  Choi Gyo Shik

  [Man fighting] (Ep. 1)

  Guest Role
• 
  Park Sang Hwi

  [Helicopter attendant] (Ep. 1)

  Guest Role
• 
  Lee Tae Geom

  [Prosecutor] (Ep. 2)

  Guest Role
• 
  Kim Young Ah

  [Jung Won's cousin] (Ep. 2)

  Guest Role
• 
  Lee Seo Hwan

  (Ep. 3)

  Guest Role
• 
  Lee Dong Gyu

  [Reporter] (Ep. 6)

  Guest Role
• 
  Lee Soo Yong

  [Prosecutor] (Ep. 6)

  Guest Role
• 
  Jin Ga Min

  [Detective] (Ep. 10)

  Guest Role
• 
  Ahn Sung Gun

  [Policeman] (Ep. 13)

  Guest Role
• 
  Ahn Soo Ho

  [Fishing site owner] (Ep. 13)

  Guest Role
• 
  Yoo Ok Joo

  [Fishing site owner] (Ep. 13)

  Guest Role
• 
  Kim Jong Ho

  Park Jo Yeon

  Guest Role
• 
  Kim Jung Chul

  Tae Soo Ho [Young]

  Guest Role
• 
  Seo Eun Yool

  Tae Min Ho [Young]

  Guest Role
• 
  Choi Ro Woon

  Cha Woo Hyuk [Young]

  Guest Role
• 
  Sung Min Jun

  Tae Soo Ho [5-years-old]

  Guest Role
• 
  Kim Joo Ryoung

  Kim Myung Shin [Ricky's ex-wife]

  Guest Role
• 
  Kyung Sung Hwan

  Kwon Byeon [Lawyer / Yoo Ra's junior]

  Guest Role
• 
  Kim Bang Won

  [Lawyer]

  Guest Role
• 
  Hwang In Jun

  [Helicopter captain]

  Guest Role
• 
  Im Jae Geun

  [Jung Won's doctor]

  Guest Role
• 
  Park Ji Yun

  [Woo Hyuk's mother]

  Guest Role
• 
  Lee Jae Woon

  [Contract shadow killer]

  Guest Role
• 
  Seo Kwang Jae

  [Judge in charge of Min Ho's case]

  Guest Role
• 
  Chae Min Seo

  [Helicopter pilot captain's wife]

  Guest Role
• 
  Kim Dae Kook

  [Ministry of Land, Transport and Maritime Affairs inspector]

  Guest Role
• 
  Kim Mi Ji

  [Prosecutor office investigator]

  Guest Role
• 
  Yang Joon Myung

  [Police officer]

  Guest Role
• 
  Shin Jae Yi Guest Role

Unknown

• 
  Shin Ji Yeon Unknown
• 
  Song Min Hyung Unknown
• 
  Kim Byung Chul Unknown
• 
  Chu Yeon Gyu Unknown
• 
  Cha U Yeong Unknown
• 
  Seo Jung Rok Unknown
• 
  Kim Min Suk Unknown