Stealer: The Treasure Keeper

Art Director

• 
  Kim So Yeon

Chief Producer

• 
  Lee Ki Hyuk

Director

• 
  Choi Joon Bae
• 
  Min Jeong A

Music Editor

• 
  Park Se Joon

Producer

• 
  Kim Tae Hoon

Screenwriter

• 
  Shin Kyung Il

Main Role

• 
  Joo Won

  Hwang Dae Myung / "Skunk"

  Main Role
• 
  Lee Joo Woo

  Choi Min Woo

  Main Role
• 
  Jo Han Chul

  Jung Tae In

  Main Role
• 
  Kim Jae Won

  Shin Chang Hoon

  Main Role
• 
  Choi Hwa Jung

  Lee Chun Ja

  Main Role
• 
  Lee Deok Hwa

  Kim Young Soo

  Main Role

Support Role

• 
  Kim Jae Chul

  Jo Hin Dal

  Support Role
• 
  Choi Jung Woo

  Dr. Go

  Support Role
• 
  Choi Seol

  Jin Ae Ri

  Support Role
• 
  Kim Ha Won

  Han Young Ae [Young Soo's secretary]

  Support Role
• 
  Jung Eun Pyo

  Choi Song Cheol

  Support Role
• 
  Jang Gwang

  Chairman Yang

  Support Role
• 
  Lee Seol A

  Ahn Yeon Ji

  Support Role
• 
  Jung Min Joon

  Ahn Yeon Seok

  Support Role

Guest Role

• 
  Lee Sang Joon

  "Catfish" / "Bat" [Song Cheol's underling] (Ep. 1)

  Guest Role
• 
  Park Kwi Soon

  [Monk] (Ep. 1)

  Guest Role
• 
  Koo Min Hyuk

  [Artifact owner] (Ep. 1)

  Guest Role
• 
  Yoon Bok Sung

  [Expert panelist] (Ep. 1)

  Guest Role
• 
  Wang Jong Geun

  [TV show host] (Ep. 1)

  Guest Role
• 
  Park Jong Bo

  [Treasure buyer] (Ep. 1)

  Guest Role
• 
  Jeon Jin Oh

  Kim Young Chan (Ep. 1-2)

  Guest Role
• 
  Jung Han Bit

  Baek Jang Mi (Ep. 2)

  Guest Role
• 
  Kim In Kwon

  Detective Park (Ep. 2)

  Guest Role
• 
  Choi Hwa Young

  [Diner] (Ep. 2)

  Guest Role
• 
  Hong Dae Sung

  [Detective] (Ep. 2)

  Guest Role
• 
  Lee Dong Gyu

  [Anchor] (Ep. 2, 7)

  Guest Role
• 
  Lee Ah Jin

  [Dae Myung's mother] (Ep. 2, 10)

  Guest Role
• 
  Kim Young Jae

  [Dae Myung’s father] (Ep. 2, 5, 10-11)

  Guest Role
• 
  Jang Jae Ha

  Hwang Dae Myung [Child] (Ep. 2, 10-11)

  Guest Role
• 
  Kim Hak Chul

  Wang In Chul [Chairman] (Ep. 3)

  Guest Role
• 
  Kwon Hyuk Soo

  [Cultural heritage administration director] (Ep. 3)

  Guest Role
• 
  Park Byung Wook

  Kim Yong Seok (Ep. 3-4, 12)

  Guest Role
• 
  Lee Doo Suk

  Baek Yul Ho [CEO] (Ep. 3-4, 11-12)

  Guest Role
• 
  Seo Jin Wook

  Lee Chang Soo [Assemblyman] (Ep. 3-4, 11)

  Guest Role
• 
  Min Eung Shik

  Joo Hwi Kwan [Assemblyman] (Ep. 3-4, 11-12)

  Guest Role
• 
  Park Yong

  Min Hak Soo (Ep. 3, 6, 9)

  Guest Role
• 
  Park Sil Rim

  [Cultural heritage administration staff] (Ep. 3, 9)

  Guest Role
• 
  Jun Joon Woo

  [Cultural heritage administration staff] (Ep. 3, 9)

  Guest Role
• 
  Jung Ki Sun

  [Farmer] (Ep. 4)

  Guest Role
• 
  Cho Seok In

  [Scammer] (Ep. 4)

  Guest Role
• 
  Yoo Sung Min

  Jo Huin Dal [Young] (Ep. 4, 8)

  Guest Role
• 
  Kim Sa Rang

  Jo Hwa Yeon [Young] (Ep. 4, 8, 12)

  Guest Role
• 
  Shin Yeon Suk

  [Nun] (Ep. 4, 7)

  Guest Role
• 
  Shim Jin Hwa

  Shim Mi Young (Ep. 5)

  Guest Role
• 
  Kim Won Hyo

  Kim Young Bae (Ep. 5)

  Guest Role
• 
  Yoon Joon Woo

  Kim Young Soo [Young] (Ep. 5)

  Guest Role
• 
  Kim Jung Moon

  [Investor] (Ep. 5)

  Guest Role
• 
  Park Seung Tae

  [Investor] (Ep. 5)

  Guest Role
• 
  Bae Hyun Kyung

  [Yeong Su's father] (Ep. 5)

  Guest Role
• 
  Jang Tae Min

  [Korean independence activist] (Ep. 5)

  Guest Role
• 
  Ha Min

  Vivian (Ep. 5, 8)

  Guest Role
• 
  Lee Ja Ryoung

  Dr. Min (Ep. 5, 12)

  Guest Role
• 
  Son Seon Geun

  Yoo Kyung Hwan [Advisor] (Ep. 5, 11)

  Guest Role
• 
  Sim Hyun Seo

  Hwang Dae Myung [Young] (Ep. 5, 10-11)

  Guest Role
• 
  Yook Mi Ra

  Director Park [Orphanage director] (Ep. 5, 12)

  Guest Role
• 
  Song Jae Hee

  Jang Chun Fung (Ep. 6)

  Guest Role
• 
  Seon Yul U

  [Triad member] (Ep. 6)

  Guest Role
• 
  Kim Jong Goo

  [Huin Dal's adoptive dad] (Ep. 7)

  Guest Role
• 
  Lee Ju Young

  Jo Huin Dal [Child] (Ep. 7)

  Guest Role
• 
  Ahn Soo Ho

  [Joseon state seal donor] (Ep. 7)

  Guest Role
• 
  Oh Jin Ha

  Yuki / Jo Hwa Yeon (Ep. 8)

  Guest Role
• 
  Park Soo Jin

  [Spa staff] (Ep. 8)

  Guest Role
• 
  Oh Tae Eun

  [Cleaning lady] (Ep. 8)

  Guest Role
• 
  Kang Ji Gu

  [Crime scene investigator] (Ep. 8)

  Guest Role
• 
  Lee Tae Hee

  Shota (Ep. 9, 11-12)

  Guest Role
• 
  Hwang In Jun

  Im Ju Sung (Ep. 10)

  Guest Role
• 
  Jang Joon Ho

  [Detective] (Ep. 10)

  Guest Role
• 
  Lee Yoon Sang

  Han Ki Hwan [Commissioner] (Ep. 10, 12)

  Guest Role
• 
  Han Dong Won

  [Detective] (Ep. 11)

  Guest Role
• 
  Ji Sung Geun

  [Civil servant] (Ep. 11)

  Guest Role
• 
  Jeong Yu Hyun

  [Young Soo's security staff] (Ep. 11)

  Guest Role
• 
  Park Seong Kyun

  Han Woo Sik (Ep. 12)

  Guest Role

Unknown

• 
  Im U Hyeon Unknown