The Practical Guide to Love

Director

• 
  Lee Jae Hoon

Main Role

• 
  Han Ji Min

  Lee Ui Yeong

  Main Role
• 
  Park Sung Hoon

  Song Tae Seop

  Main Role
• 
  Lee Ki Taek

  Sin Ji Su

  Main Role

Support Role

• 
  Jung Hye Sung

  Jung Hyeon Min [The Hills Hotel purchasing team member]

  Support Role
• 
  Kim So Hye

  Sim Sae Byeok [The Hills Hotel purchasing team intern]

  Support Role
• 
  Lee Mi Do

  Jung Na Ri [The Hills Hotel purchasing team manager]

  Support Role
• 
  Shin Jae Ha

  Kang Do Hyeon [The Hills Hotel legal team attorney]

  Support Role
• 
  Kim Won Hae

  Eun Jeong Seok [General manager of The Hills Hotel]

  Support Role
• 
  Kim Jung Young

  Park Jeong Im [Ui Yeong's mother]

  Support Role
• 
  Park Jung Pyo

  O Myeong Un [The Hills Hotel purchasing team leader]

  Support Role
• 
  Jo Bok Rae

  Lee Eun Ho [Tae Seop's friend / Co-CEO of HOME]

  Support Role
• 
  Moon Jeong Hee

  Son Jeong A [Top actress]

  Support Role
• 
  Ju Yeon U

  Im Seong Jun [Ui Yeong's childhood friend]

  Support Role
• 
  Park Ji Yeon

  Park Seo Bin [The Hills Hotel F&B team chef]

  Support Role
• 
  Oh Min Ae

  Lee Sun Ju [Tae Seop's mother]

  Support Role
• 
  Park Chul Min

  Song I Myeong [Tae Seop's father]

  Support Role
• 
  Choi Won Young

  Sin Ji Hun [Ji Su's father]

  Support Role
• 
  Song Hoon

  Song Cheol

  Support Role
• 
  Park Yoon Hee

  Lee Tae Seung

  Support Role
• 
  Koo Min Hyuk

  Jung Hun

  Support Role
• 
  Kim Ro A

  Lee Su A

  Support Role
• 
  Kim Ki Nam

  Dong Hun

  Support Role
• 
  Lee Hyun So

  Jin Su

  Support Role

Guest Role

• 
  Koo Do Hyeong

  Jun Hyeong

  Guest Role
• 
  Kim Na In

  [Fish market seller] (Ep. 1)

  Guest Role
• 
  Kim Jin Ok

  [Producer site employee] (Ep. 1)

  Guest Role
• 
  Kil Hae Yeon

  [Supplier from Boseong tea fields] (Ep. 1)

  Guest Role
• 
  Choi Soo Young

  Hyeon Ju [Tae Seop's ex-girlfriend] (Ep. 2)

  Guest Role
• 
  Choi Hyun Young

  [Saleswoman] (Ep. 2)

  Guest Role
• 
  Jung Jin Gak

  [Acupuncturist] (Ep. 2)

  Guest Role
• 
  Seo Byung Chul

  [Sawmill worker] (Ep. 2)

  Guest Role
• 
  Chae Song Hwa

  [The Hills Seoul employee] (Ep. 2)

  Guest Role
• 
  Lee Shin Ki

  Kim Su On (Ep. 3)

  Guest Role
• 
  Yuk Jun Seo

  Yook Jun Seo [Ui Yeong’s blind date] (Ep. 3)

  Guest Role
• 
  Yoon Bak

  Yun Park [Ui Yeong’s blind date] (Ep. 3)

  Guest Role
• 
  Lee Chang Ho

  Lee Ho Gwang [Ui Yeong’s blind date] (Ep. 3)

  Guest Role
• 
  Jang Eun Seo

  [Dog adopter] (Ep. 3)

  Guest Role
• 
  Yoo Kyung Hoon

  [Dog adopter] (Ep. 3)

  Guest Role
• 
  Ji Yun Seong

  [Praying man] (Ep. 3)

  Guest Role
• 
  Kong Hyun Ji

  Lee Eun Mi (Ep. 3, 12)

  Guest Role
• 
  Jo Ah Jin

  Choi Eun A (Ep. 4)

  Guest Role
• 
  Lee Hwang Ui

  [Priest] (Ep. 4)

  Guest Role
• 
  Park Se Jun

  [Train conductor] (Ep. 4)

  Guest Role
• 
  Ban Hye Young

  [Church member] (Ep. 4)

  Guest Role
• 
  Ha Seung Yeon

  Kim Ji Yeong (Ep. 6)

  Guest Role
• 
  Heo Na Kyung

  [Gym member] (Ep. 6)

  Guest Role
• 
  Im Yu Ran

  [Gym member] (Ep. 6)

  Guest Role
• 
  Kim Sung Yong

  [Doctor] (Ep. 6-7)

  Guest Role
• 
  Park Hui Sun

  Lee Yun Jeong (Ep. 7)

  Guest Role
• 
  Lee Yoon Sang

  [Hospital director] (Ep. 7)

  Guest Role
• 
  Jung Hyun Woo

  [Car salesman] (Ep. 8)

  Guest Role
• 
  Park Gi Seon

  [Security guard] (Ep. 8-9)

  Guest Role
• 
  Min Kyung Jin

  Choi Sang U (Ep. 9)

  Guest Role
• 
  Park Yoo Mil

  [Doctor] (Ep. 9)

  Guest Role
• 
  Son Sung Chan

  [Butcher] (Ep. 9)

  Guest Role
• 
  Heo Jung Do

  Choi U Jun (Ep. 9-10)

  Guest Role
• 
  Jung Ki Sun

  [Rancher] (Ep. 10)

  Guest Role
• 
  Na Ho Won

  [Restaurant owner] (Ep. 10)

  Guest Role
• 
  Kim Shi Young

  [Jeong Im's co-worker] (Ep. 10)

  Guest Role
• 
  Eun Su

  [Hotel Maris receptionist] (Ep. 10)

  Guest Role
• 
  Kim Il Woo

  [Neurologist] (Ep. 10-11)

  Guest Role
• 
  Yang Ha Yoon

  [Art gallery staff] (Ep. 11)

  Guest Role
• 
  Kim Hee Sung

  Min Gyu (Ep. 12)

  Guest Role
• 
  Yoo Jeong Ha

  [Wedding MC] (Ep. 12)

  Guest Role
• 
  Im Ji Gyu

  [Jewelry maker] (Ep. 12)

  Guest Role
• 
  Park Joo Hee

  [Min Gyu's mom] (Ep. 12)

  Guest Role
• 
  Je Seung Hyun

  [Bridal shop staff] (Ep. 12)

  Guest Role
• 
  Jo Young Mi

  [Wedding hall staff] (Ep. 12)

  Guest Role
• 
  Lee Si Young

  [Lee Eun Mi's friend] (Ep. 12)

  Guest Role
• 
  Kang Choon Sung

  [Staff]

  Guest Role
• 
  Lee Ja Yeon

  [Staff]

  Guest Role
• 
  Lee Ji Hyuk

  [Actor]

  Guest Role
• 
  Kim Min Sang

  [Director]

  Guest Role
• 
  Lee Jung Joo

  [Stage actor]

  Guest Role
• 
  Kang Hui Man

  [Stage actor]

  Guest Role
• 
  Kim Tae Hyang

  [Stage director]

  Guest Role
• 
  Kim Young Joon

  [Department director]

  Guest Role