Iron Family

Composer

• 
  Choi In Hee

Director

• 
  Sung Joon Hae

Planning Producer

• 
  Kim Sang Hwi

Screenwriter

• 
  Seo Sook Hyang

Main Role

• 
  Kim Jung Hyun

  Seo Gang Ju

  Main Role
• 
  Keum Sae Rok

  Lee Da Rim

  Main Role
• 
  Choi Tae Joon

  Cha Tae Ung

  Main Role
• 
  Yang Hye Ji

  Lee Cha Rim

  Main Role

Support Role

• 
  Shin Hyun Joon

  Ji Seung Don [Chairman of Ji Seung Group]

  Support Role
• 
  Park Ji Young

  Ko Bong Hui [Da Rim's mother]

  Support Role
• 
  Kim Hye Eun

  Baek Ji Yeon [Gang Ju's mother]

  Support Role
• 
  Kim Young Ok

  An Gil Rye [Da Rim's grandmother]

  Support Role
• 
  Park In Hwan

  Lee Man Deuk [Gil Rye's husband]

  Support Role
• 
  Lee Sung Yeol

  Choi Hyeong Cheol [Police officer]

  Support Role
• 
  Wang Ji Hye

  Lee Mi Yeon [Gil Rye's daughter]

  Support Role
• 
  Kim Hyun Jun

  Lee Mu Rim [Da Rim's brother / Detective]

  Support Role
• 
  Ha Seo Yoon

  Song Su Ji [Mu Rim's fiancée/ Police officer]

  Support Role
• 
  Kim Sun Kyung

  Yun Mi Ok [Su Ji's mother]

  Support Role
• 
  Oh Young Shil

  Bae Hae Ja [Gi Dong's mother-in-law]

  Support Role
• 
  Jo Bok Rae

  Nam Gi Dong [Da Rim's neighbor / Restaurent owner]

  Support Role
• 
  Jung Seo Yeon

  Nam Bom [Gi Dong's daughter]

  Support Role
• 
  Byun Yoon Jeong

  Bok Mi Gyeong [Real estate agent]

  Support Role
• 
  Kang Deok Jung

  O Min Gi [Seung Don's driver]

  Support Role
• 
  Yoo Il Han

  Team Leader Yoo [Cha Rim's co-worker]

  Support Role
• 
  Joo Sae Byuk

  Kim DD [Cha Rim's co-worker]

  Support Role
• 
  Im Jae Geun

  [Seung Don's chief secretary]

  Support Role
• 
  Park Sung Hyun

  Kim Seong Hun [CEO of Love Capital l Loan shark]

  Support Role
• 
  Lee Wang Soo

  Cheol Sun [Seong Hun's subordinate]

  Support Role
• 
  Seung Hyung Bae

  Sang Sun [Seong Hun's subordinate]

  Support Role
• 
  Lee Gyeong Won

  Detective Park

  Support Role
• 
  Han Su Ho

  Choi Sin [Mi Yeon's son]

  Support Role

Guest Role

• 
  An Tae Gyeong

  Lee Jong Gu [Da Rim's father] (Ep. 1)

  Guest Role
• 
  Son Hwa Ryung

  Kang Yun Jin [School nurse] (Ep. 1)

  Guest Role
• 
  Kim Sa Hun

  Choi Nam Su [Doctor] (Ep. 1)

  Guest Role
• 
  Kim Shi Woo

  Lee Da Rim [Child] (Ep. 1)

  Guest Role
• 
  Yoon Joon Woo

  Lee Mu Rim [Child] (Ep. 1)

  Guest Role
• 
  Jeon Ji A

  Lee Cha Rim [Child] (Ep. 1)

  Guest Role
• 
  Jang Jae Kwon

  Kim Dae Mun [Doctor] (Ep. 1)

  Guest Role
• 
  Choi Jae Yoon

  [Choi Sin's friend] (Ep. 1)

  Guest Role
• 
  Jo Young Mi

  [Bank customer] (Ep. 1-2)

  Guest Role
• 
  Jang Hee Jung

  Kang Su Jin [Doctor] (Ep. 1-3, 6, 8-10, 36)

  Guest Role
• 
  Lee Won Jong

  Baek Gom [Ji Yeon's father] (Ep. 2, 7)

  Guest Role
• 
  Lee Young Joo

  [Laundry customer] (Ep. 2)

  Guest Role
• 
  Jo Yi Peul

  [Nurse] (Ep. 2-3)

  Guest Role
• 
  Park Bo Eun

  [Nurse] (Ep. 2-3)

  Guest Role
• 
  Yeo Moo Young

  [Old man] (Ep. 3-4)

  Guest Role
• 
  Lee Gyu Ho

  Yang Gil Sun [Seong Hun's subordinate] (Ep. 3-5, 7, 19)

  Guest Role
• 
  Jang Eui Don

  Kang Han Mo [Lawyer] (Ep. 3, 29-35)

  Guest Role
• 
  Lee Do Hyung

  Na Min Su [Investigation Unit captain] (Ep. 4-5, 13, 17, 24, 30-36)

  Guest Role
• 
  Jung Da Sol

  [Choi Sang Ho's mistress] (Ep. 4, 6)

  Guest Role
• 
  Shin Jung Yoon

  Choi Sang Ho [Mi Yeon's ex-husband] (Ep. 4-6, 10, 29)

  Guest Role
• 
  Lee Han Wi

  [Food stall owner] (Ep. 5)

  Guest Role
• 
  Ryoo Sung Ryul

  [Doctor] (Ep. 8)

  Guest Role
• 
  Choi Yo Woon

  [Clothing shop owner] (Ep. 10)

  Guest Role
• 
  Choi Nam Uk

  [Interviewer] (Ep. 10)

  Guest Role
• 
  Lee Kyung Oh

  [Interviewer] (Ep. 10)

  Guest Role
• 
  Jo Mi Ryung

  No Ae Ri [Seung Don's ex-lover] (Ep. 11, 16, 18)

  Guest Role
• 
  Hwang Sun Jung

  [Spa receptionist] (Ep. 12)

  Guest Role
• 
  Moon Chang Jun

  [Ji Seung Group's employee] (Ep. 16)

  Guest Role
• 
  Kim Joo Ah

  Lee Jeong Ae [No Ae Ri's caretaker] (Ep. 16)

  Guest Role
• 
  Ji Heon Il

  [Shaman] (Ep. 17)

  Guest Role
• 
  Jo Yoo Jung

  [Cleaning lady] (Ep. 17)

  Guest Role
• 
  Kim Kwang Suk

  [Ji Seung Group's employee] (Ep. 18)

  Guest Role
• 
  Jeong Yoon Hee

  [Clothing shop clerk] (Ep. 20)

  Guest Role
• 
  Lee Dong Yong

  Mr. Bong [Clothes sewing factory owner] (Ep. 25-28, 32)

  Guest Role
• 
  Lee Joon Hee

  Seo Gi Seok [Attorney] (Ep. 30-31)

  Guest Role
• 
  Park Yong

  [Bank director] (Ep. 32, 35)

  Guest Role
• 
  Kim Seung Wook

  [Judge] (Ep. 35)

  Guest Role
• 
  Lee Jung Joon

  [Da Rim's neighbor]

  Guest Role
• 
  Jaspreet Kaur

  [Plane passenger] (Ep. 16)

  Guest Role
• 
  Choi Yun Seol

  [Da Rim's bully] (Ep. 12)

  Guest Role

Unknown

• 
  Jo Jae Kyung Unknown