The Secret Romantic Guesthouse

Art Director

• 
  Heo Seo Hyeong

Cinematography

• 
  Lee Joo Hwan

Director

• 
  Kim Jung Min

Editor

• 
  Kim In Young

Producer

• 
  Park Sang Hyun

Screenwriter

• 
  Kwon Eum Mi

Main Role

• 
  Shin Ye Eun

  Yun Dan O

  Main Role
• 
  Ryeo Un

  Kang San

  Main Role
• 
  Kang Hoon

  Kim Shi Yeol

  Main Role
• 
  Jung Gun Joo

  Jung Yoo Ha

  Main Role

Support Role

• 
  Hyun Woo

  Lee Chang [King]

  Support Role
• 
  Oh Man Suk

  Jang Tae Hwa

  Support Role
• 
  Lee Joon Hyuk

  Noh Seong Gil [Chief eunuch]

  Support Role
• 
  In Gyo Jin

  Yook Yook Ho

  Support Role
• 
  Han Chae Ah

  Hwa Ryeong

  Support Role
• 
  Ahn Nae Sang

  Shin Won Ho

  Support Role
• 
  Lee Mi Do

  Nae Ju Daek

  Support Role
• 
  Jo Hye Joo

  Hong Joo

  Support Role
• 
  Hwang Bo Reum Byeol

  Ban Ya

  Support Role
• 
  Kwon Do Hyung

  Jang Hyeon

  Support Role
• 
  Gil Eun Hye

  Consort Park

  Support Role
• 
  Nam Gi Ae

  [Queen Dowager]

  Support Role
• 
  Joo Seok Tae

  Kim Hwan

  Support Role
• 
  Jung Yoo Hyeon

  Yeon Sim

  Support Role
• 
  Choi Da Eum

  Soo Hyang

  Support Role
• 
  Son Eun Ho

  Mae Yeon Soo

  Support Role
• 
  Song Ji Hyuk

  Choi Jong Soo

  Support Role
• 
  Park Gi Seon

  Eunuch Yun

  Support Role
• 
  Seo Eun Sol

  Yoon Dan Oh [Teen]

  Support Role
• 
  Jin Geon U

  Yoon Hee Sung

  Support Role

Guest Role

• 
  Kim Wang Geun

  [Royal physician] (Ep.15)

  Guest Role
• 
  Lee Seung Won

  [Physician] (Ep.15)

  Guest Role
• 
  Lee Kyung Oh

  [Court official] (Ep.15-16)

  Guest Role
• 
  Lee Hyun Woong

  [Inn owner] (Ep. 1)

  Guest Role
• 
  Park Hwi Soon

  Scholar Ong (Ep. 1-2)

  Guest Role
• 
  Lee So Yoon

  Lee Dan O [Young] (Ep. 1)

  Guest Role
• 
  Ki Eun Yoo

  Lee Seol [Child] (Ep. 1)

  Guest Role
• 
  Moon Hak Jin

  [Scholar] (Ep. 1)

  Guest Role
• 
  Moon Chang Jun

  [Scholar] (Ep. 1)

  Guest Role
• 
  Geum Kwang San

  [Bandit] (Ep. 1, 3)

  Guest Role
• 
  Choi Yoon Bin

  [Bandit] (Ep. 1, 3)

  Guest Role
• 
  Han Ji Woo

  [Courtesan] (Ep. 1)

  Guest Role
• 
  Hong Sung Sook

  [Court lady] (Ep. 1)

  Guest Role
• 
  Lee Gyu Sub

  [Loan shark] (Ep. 1-2)

  Guest Role
• 
  Kim Jung Han

  [Loan shark] (Ep. 1-2)

  Guest Role
• 
  Lee Kwang Ik

  [District guard] (Ep. 1)

  Guest Role
• 
  Yeo Moo Young

  [Fortune teller] (Ep. 1)

  Guest Role
• 
  Ju Ah Yeon

  [Jung family's ex-servant] (Ep. 1)

  Guest Role
• 
  Oh Ja Hun

  Lee Seol [Teen] (Ep. 2)

  Guest Role
• 
  Han Dae Gwan

  [Exam judge] (Ep. 2)

  Guest Role
• 
  Yoon Hyo Sik

  [Exam official] (Ep. 2)

  Guest Role
• 
  Ahn Hyun Jung

  [Kitchen staff] (Ep. 2, 5)

  Guest Role
• 
  Im Ji Young

  [Accessory shop owner] (Ep. 2)

  Guest Role
• 
  Shin Chul Jin

  Muk Soe (Ep. 3)

  Guest Role
• 
  Kim Hyun Woo

  [Boy worker] (Ep. 3, 17)

  Guest Role
• 
  Jang Ho Jun

  [Boy worker] (Ep. 3)

  Guest Role
• 
  Lee Jung Bin

  [Crown Princess] (Ep. 3)

  Guest Role
• 
  Yang Shin Ji

  [Lee Seol’s nanny] (Ep. 3)

  Guest Role
• 
  Ahn Hee Joo

  Ok Boon (Ep. 4)

  Guest Role
• 
  Han Jae Seok

  Jung Gil Joon (Ep. 4)

  Guest Role
• 
  Kim Oh Bok

  [Jung Gil Joo's friend] (Ep. 4)

  Guest Role
• 
  Min Kyung Ok

  [Hanseongbu worker] (Ep. 4)

  Guest Role
• 
  Park Seong Kyun

  [Diner] (Ep. 5)

  Guest Role
• 
  Lee Byeong Cheol

  [Diner] (Ep. 5)

  Guest Role
• 
  Park Kwi Soon

  [Monk] (Ep. 6, 7)

  Guest Role
• 
  Moon Ho Jin

  [Dan O's father] (Ep. 6)

  Guest Role
• 
  Park Yoo Mil

  [Court Lady] (Ep. 7)

  Guest Role
• 
  Yu Seung Il

  [Court official] (Ep. 7,15)

  Guest Role
• 
  Jung Hye Kyung

  [Matchmaker] (Ep. 7)

  Guest Role
• 
  Noh Sung Eun

  [Kang San’s friend] (Ep. 7, 10)

  Guest Role
• 
  Yu Jun Won

  [Official at exam] (Ep. 8)

  Guest Role
• 
  Kim Sa Hun

  [Jung Gil Joon's friend] (Ep. 8)

  Guest Role
• 
  Lee Jin Mok

  [Oriental medicine practitioner] (Ep. 8)

  Guest Role
• 
  Lee Jong Wook

  Kim Jin Woo

  Guest Role
• 
  Bae Hyun Kyung

  Kim Chi Un

  Guest Role
• 
  Lee Dong Hee

  [Monk]

  Guest Role
• 
  Jang Myoung Un

  [Jangyewon official]

  Guest Role
• 
  Lee Young Sook

  [Jung Yoo Ha’s mother]

  Guest Role
• 
  Park Soo Min

  [Court lady] (Ep.9)

  Guest Role
• 
  Gu Hyun

  Jung Yoo Ha [Child] (Ep.9)

  Guest Role
• 
  Lee Kwan Hoon

  [Royal Guard Captain]

  Guest Role
• 
  Shin Ji Hoon

  [Crown Prince]

  Guest Role
• 
  Moon Ki Young

  [Court lady] (Ep. 11)

  Guest Role
• 
  Yeon Oh

  Kim Shi Yeol [Teen] (Ep. 2, 15)

  Guest Role
• 
  Choi Tae Hwan

  Yoon Goo Nam

  Guest Role
• 
  Kim Nak Gyun

  [Military training leader] (Ep.17-18)

  Guest Role
• 
  Lee Geun Hoo

  [Capital district officer] (Ep.17)

  Guest Role
• 
  Choi Woo Young

  [Capital district officer] (Ep.18)

  Guest Role
• 
  Han Eun Seong

  Jung Gil Joon

  Guest Role
• 
  Jang Eun Seo

  [Woman walking home] (Ep. 9)

  Guest Role
• 
  Seo Seung Hyeon

  [Singing guest] (Ep. 18)

  Guest Role
• 
  Yang Yoon Hee

  [Court lady] (Ep. 7-8)

  Guest Role
• 
  Kim Ye Sung

  [Boy worker] (Ep. 3)

  Guest Role
• 
  Yoon Jong Won

  Merchant Jang (Ep. 9)

  Guest Role

Unknown

• 
  Jung Min Seok Unknown
• 
  Ha Neul Unknown