Lovely Runner

Director

• 
  Yoon Jong Ho
• 
  Kim Tae Yub

Screenwriter

• 
  Lee Shi Eun

Main Role

• 
  Byeon Woo Seok

  Ryu Seon Jae

  Main Role
• 
  Kim Hye Yoon

  Im Sol

  Main Role
• 
  Song Geon Hee

  Kim Tae Seong

  Main Role
• 
  Lee Seung Hyub

  Baek In Hyeok

  Main Role

Support Role

• 
  Jung Young Joo

  Park Bok Sun [Im Sol's mother]

  Support Role
• 
  Seong Byung Sook

  Jung Mal Ja [Im Sol's grandma]

  Support Role
• 
  Song Ji Ho

  Im Geum [Im Sol's brother]

  Support Role
• 
  Seo Hye Won

  Lee Hyeon Ju [Im Sol's friend]

  Support Role
• 
  Kim Won Hae

  Ryu Geun Deok [Seon Jae's father]

  Support Role
• 
  Ahn Sang Woo

  Kim Seok Hyeon [JNT’s CEO]

  Support Role
• 
  Lee Il Joon

  Park Dong Seok [Seon Jae's manager]

  Support Role
• 
  Moon Xion

  Hyeon Su [‘Eclipse’ drummer]

  Support Role
• 
  Yang Hyuk

  Jay [‘Eclipse’ bassist]

  Support Role
• 
  Lee Chul Woo

  Kim Hyeong Gu [Seon Jae's rival]

  Support Role
• 
  Kim Hyun Kyu

  Choi Hyeon Gu [Seon Jae's friend]

  Support Role
• 
  Jung Kang Hee

  Coach An [Swimming team coach]

  Support Role
• 
  Lee Woo Je

  Kim Cho Rong [Seon Jae's friend]

  Support Role
• 
  Park Yoon Hee

  Kim Won Cheol [Tae Seong's father]

  Support Role
• 
  Kim Hwi Gyu

  Cha I Seul [Tae Seong's friend]

  Support Role
• 
  Oh Se Young

  Choi Ga Hyeon [Tae Seong's ex-girlfriend]

  Support Role
• 
  Jeon Young

  Lee Gyeong Ja [BON cinema's CEO]

  Support Role
• 
  Ko Tae Jin

  Choi Jeong Hun [BON cinema's employee]

  Support Role
• 
  Heo Hyung Kyu

  Kim Yeong Su [Taxi driver]

  Support Role

Guest Role

• 
  Lee Su Ji

  Grandma Celestial (Ep. 1)

  Guest Role
• 
  Kwon Yu Ri

  Kwon Yu Ri [Herself] (Ep. 1)

  Guest Role
• 
  Park Tae Hwan

  Park Tae Hwan [Swimmer] (Ep. 1)

  Guest Role
• 
  Seo Young Sam

  [Teacher] (Ep. 1)

  Guest Role
• 
  Dok Ko Kwang

  [Student] (Ep. 1)

  Guest Role
• 
  Jung Ki Sun

  [Security guard] (Ep. 1)

  Guest Role
• 
  Im Dong Min

  [Security guard] (Ep. 1)

  Guest Role
• 
  Jeon Young Woon

  [Kwon Yu Ri's manager] (Ep. 1)

  Guest Role
• 
  Han Seung Yeon

  DJ Hamster (Ep. 1, 4, 6)

  Guest Role
• 
  Jang Eun Seo

  [Concert staff] (Ep. 1, 7)

  Guest Role
• 
  Chae Yoon Hee

  Ms. Kwon (Ep. 2)

  Guest Role
• 
  Kwon Dan A

  [Student] (Ep. 2)

  Guest Role
• 
  Ko Seo Jeong

  [Math teacher] (Ep. 2)

  Guest Role
• 
  Kim Jae Man

  [Students’ dean] (Ep. 2)

  Guest Role
• 
  Oh Tae Eun

  [Aunt] (Ep. 3)

  Guest Role
• 
  Han Sang Chul

  [Uncle] (Ep. 3)

  Guest Role
• 
  Kim Sang Il

  [Doctor] (Ep. 3)

  Guest Role
• 
  Min Sang Chul

  [Doctor] (Ep. 3)

  Guest Role
• 
  Choi Ja Woon

  [Bus boy] (Ep. 3)

  Guest Role
• 
  Na Ho Won

  [Bus driver] (Ep. 3)

  Guest Role
• 
  Shin Yeon Woo

  Im Sol [Young] (Ep. 4)

  Guest Role
• 
  Kim Se Heon

  Im Geum [Young] (Ep. 4)

  Guest Role
• 
  Lee Hyun

  [Shaman] (Ep. 4)

  Guest Role
• 
  Lee Dong Gyu

  [Anchorman] (Ep. 4-5)

  Guest Role
• 
  Park Kyu Beom

  [Bus driver] (Ep. 4, 7)

  Guest Role
• 
  Koo Kyo Min

  Dong Seop (Ep. 5)

  Guest Role
• 
  Kwon Oh Jun

  [Clothes seller] (Ep. 5)

  Guest Role
• 
  Park Geon Rak

  [Police officer] (Ep. 5-6)

  Guest Role
• 
  Jung Yong Hee

  [Audition panel] (Ep. 6)

  Guest Role
• 
  Yoon Jin Young

  [Joseon Dynasty king actor] (Ep. 7)

  Guest Role
• 
  Kang Seong Hwa

  [Apartment security guard] (Ep. 7-8, 14-15)

  Guest Role
• 
  Shin Su A

  Im Bo A [Im Geum's daughter] (Ep. 7, 13-16)

  Guest Role
• 
  Jung Dae Yong

  [Security guard] (Ep. 8)

  Guest Role
• 
  Han Myung Chul

  [Maintenance man] (Ep. 8)

  Guest Role
• 
  Yook Mi Ra

  [Restaurant worker] (Ep. 8)

  Guest Role
• 
  Yoo Eun Jo

  [School employee] (Ep. 8)

  Guest Role
• 
  Gi Hwan

  [Detective] (Ep. 9)

  Guest Role
• 
  Kim Ye Bon

  [Media communication student] (Ep. 9)

  Guest Role
• 
  Kim Dae Kook

  [Superstar K judge] (Ep. 10)

  Guest Role
• 
  Koo Min Hyuk

  [Director] (Ep. 11)

  Guest Role
• 
  Kim Jin Seo

  [Geun Deok’s friend] (Ep. 11)

  Guest Role
• 
  Song Young Jae

  [In Hyeok's father] (Ep. 12)

  Guest Role
• 
  Jo Ryeon

  [In Hyeok's mom] (Ep. 12)

  Guest Role
• 
  Kim Min Ki

  Park Do Jun (Ep. 13)

  Guest Role
• 
  Shin Seung Yong

  [CEO] (Ep. 13)

  Guest Role
• 
  Uhm Tae Ok

  [Restaurant worker] (Ep. 13)

  Guest Role
• 
  Koo Tae O

  Im Jae A [Im Geum's son] (Ep. 13, 15-16)

  Guest Role
• 
  Kim Young Mi

  [Writer] (Ep. 14)

  Guest Role
• 
  Bae Seong Il

  [Detective] (Ep. 14)

  Guest Role
• 
  Lee Jae Eun

  [Waitress] (Ep. 14, 16)

  Guest Role
• 
  Jo Moon Eui

  [Taxi co. employee] (Ep. 15)

  Guest Role
• 
  Kim Jae Il

  [Apt. security guard] (Ep. 15)

  Guest Role
• 
  Goo Min Sol

  [Yellow umbrella student] (Ep. 15)

  Guest Role
• 
  Kim Soo Oh

  Detective Seo (Ep. 15-16)

  Guest Role
• 
  Ju Min Ha

  [Actress] (Ep. 16)

  Guest Role
• 
  Seo Eun Seo

  [Café staff] (Ep. 16)

  Guest Role
• 
  Lee Na Hyun

  [Jewelry store employee] (Ep. 16)

  Guest Role
• 
  Im Jung Ok

  [Birthday party attendee] (Ep. 16)

  Guest Role
• 
  Shin Ha Jun

  [Birthday party attendee] (Ep. 16)

  Guest Role
• 
  Kim Ji Ahn

  [Wheelchair girl's mother] (Ep. 16)

  Guest Role
• 
  Lee Tae Hun

  Jang U

  Guest Role
• 
  Kim Min Seok

  Jin Sang

  Guest Role
• 
  Han Chang Hyun

  Jung Ryul

  Guest Role
• 
  Hwang Jun Hee

  Hwang Yu Jeong [Student]

  Guest Role
• 
  Jung A Jeong

  Da Hye [Yeonseo University student]

  Guest Role
• 
  Choi Hyun Young

  Eun Ji [Yeonseo University student]

  Guest Role
• 
  Moon Hye Rin

  [Ga Hyeon's friend]

  Guest Role
• 
  Kim Woon Kyo

  [Nurse]

  Guest Role
• 
  Hwang Do Yoon

  [Stalker]

  Guest Role
• 
  Park Joo Young

  [Detective]

  Guest Role
• 
  Park Joo Yong

  [Detective]

  Guest Role
• 
  Lee Gun chang

  [Swim team student]

  Guest Role
• 
  Han Jong Kyu

  [Swimming club member #1]

  Guest Role
• 
  Kim Hak Soo

  [Ferris wheel worker]

  Guest Role
• 
  Ji Tae Yun

  [Film crew]

  Guest Role
• 
  Kim Seon Gyeong

  [Seon Jae's fan] (Ep. 1)

  Guest Role
• 
  Ha Ye Eun

  [Do Jun's girlfriend]

  Guest Role

Bit part

• 
  Eun Seung Jun

  Seong Yeong

  Bit part

Unknown

• 
  Son Sang Jun Unknown