Shopaholic Louis

Assistant Director

• 
  Choi Sung Hyun

Chief Producer

• 
  Kim Sang Ho

Director

• 
  Lee Sang Yeob

Editor

• 
  Kim Na Young

Producer

• 
  Han Hee

Screenwriter

• 
  Oh Ji Young

Main Role

• 
  Seo In Guk

  Kang Ji Sung / Louis

  Main Role
• 
  Nam Ji Hyun

  Go Bok Shil

  Main Role
• 
  Yoon Sang Hyun

  Cha Joong Won

  Main Role
• 
  Im Se Mi

  Baek Ma Ri

  Main Role

Support Role

• 
  Um Hyo Sup

  Kim Ho Joon [Louis's butler]

  Support Role
• 
  Yoon Yoo Sun

  Hong Jae Sook [Ma Ri's mother]

  Support Role
• 
  Kim Kyu Chul

  Baek Seon Gu [Ma Ri's father]

  Support Role
• 
  Oh Dae Hwan

  Jo In Sung [Louis's neighbor]

  Support Role
• 
  Hwang Young Hee

  Hwang Geum Ja [In Sung's mother]

  Support Role
• 
  Kim Young Ok

  Choi Il Sun [Louis's grandmother]

  Support Role
• 
  Kim Sun Young

  Heo Jung Ran [Il Soon's assistant]

  Support Role
• 
  Kim Byung Chul

  Lee Gyeong Guk [Goldline employee]

  Support Role
• 
  Cha Chung Hwa

  Kwon Mi Young [Goldline employee]

  Support Role
• 
  Mi Ram

  Park Hye Joo [Goldline employee]

  Support Role
• 
  Lee Jae Kyoon

  Byun Do Jin [Goldline employee]

  Support Role
• 
  Kang Ji Sub

  Nam Joo Hyuk [Detective]

  Support Role
• 
  Jang Tae Hoon

  Detective Lee

  Support Role
• 
  Kim Bo Yeon

  Shin Young Ae [Joong Won's mother]

  Support Role
• 
  Nam Myung Ryul

  Cha Soo Il [Joong Won's father]

  Support Role
• 
  Ryu Eui Hyun

  Go Bok Nam [Bok Shil's brother]

  Support Role
• 
  Kim Min Shik

  Mr. Koo [Seon Gu's henchman]

  Support Role
• 
  Kim Seung Han

  Kang Ji Sung / Louis [Young]

  Support Role

Guest Role

• 
  Joey Albright

  Jack [Buying the jacket] (Ep. 1)

  Guest Role
• 
  Hong Suk Bin

  [Villager] (Ep. 1)

  Guest Role
• 
  Ahn Soo Ho

  [Villager] (Ep. 1)

  Guest Role
• 
  Park Seung Tae

  Cho Ha Ni [Granny Thief] (Ep. 1-2, 14-15)

  Guest Role
• 
  Son Yeong Soon

  [Bok Shil's grandmother] (Ep. 1 & 5)

  Guest Role
• 
  Ok Joo Ri

  [Street toast vendor] (Ep. 2)

  Guest Role
• 
  Kim Hye Yoon

  Song Yeon A [Scary student] (Ep. 2, 6-7, 13)

  Guest Role
• 
  Ryu Tae Ho

  Director Joo (Ep. 2, 8, 11)

  Guest Role
• 
  Song Min Jae

  Go Bok Nam [Young] (Ep. 5)

  Guest Role
• 
  Yoon Sa Bong

  [Hairdresser] (Ep. 5)

  Guest Role
• 
  Seol Yu Jin

  [Nurse] (Ep. 7)

  Guest Role
• 
  Min Bok Gi

  [Chief Detective] (Ep. 7-8, 15)

  Guest Role
• 
  Choi Na Moo

  [Waitress] (Ep. 8)

  Guest Role
• 
  Geum Kwang San

  [Criminal] (Ep. 7)

  Guest Role
• 
  Lee Hyo Rin

  Baek Ma Ri [Young] (Ep. 10, 16)

  Guest Role
• 
  Choi Yoon Joon

  [Locksmith] (Ep. 11)

  Guest Role
• 
  Jung Jong Woo

  [Gangster] (Ep. 13)

  Guest Role
• 
  Chae Soo Bin

  Wang Mong Shil [Ginseng saleslady] (Ep. 16)

  Guest Role
• 
  Shin Young Kyu

  Sung Il

  Guest Role
• 
  Lee Won Jin

  [Researcher]

  Guest Role
• 
  Jung Dong Gyu

  [Doctor]

  Guest Role
• 
  Oh Jin Ha

  [Nurse]

  Guest Role
• 
  Jeon Hae Ryong Guest Role

Unknown

• 
  Jung Kang Hee Unknown
• 
  Go Man Kyu Unknown
• 
  Lee Jung Sung Unknown
• 
  Son Seon Geun Unknown
• 
  Seol Chang Hee Unknown
• 
  Jung Myung Joon Unknown
• 
  Lomon Unknown
• 
  Jang Hyun Jung Unknown
• 
  Yoon Jane Unknown