Castaway Diva

Director

• 
  Oh Choong Hwan

Screenwriter

• 
  Park Hye Ryun
• 
  Eun Yeol

Main Role

• 
  Park Eun Bin

  Seo Mok Ha

  Main Role
• 
  Kim Hyo Jin

  Yun Ran Ju

  Main Role
• 
  Chae Jong Hyeop

  Kang Bo Geol

  Main Role
• 
  Cha Hak Yeon

  Kang U Hak

  Main Role
• 
  Kim Joo Heon

  Lee Seo Jun

  Main Role

Support Role

• 
  Bae Gang Hee

  Eun Mo Rae [RJ Entertainment's singer]

  Support Role
• 
  Shin Joo Hyup

  Park Yong Gwan [Seo Jun's right-hand man]

  Support Role
• 
  Kim Bo Jung

  Hong Yeon Gyeong ['Nth Heyday' main producer]

  Support Role
• 
  Yoon Jung Hoon

  An Dong Min ['Nth Heyday' assistant director]

  Support Role
• 
  Lee Seung Jun

  Jung Bong Wan [Gi Ho's father]

  Support Role
• 
  Kim Min Seok

  Han Dae Ung [Insurance agent]

  Support Role
• 
  Jung Joon

  Han Dae Ung [Young]

  Support Role
• 
  Oh Kyung Hwa

  Moon Yeong Ju [Dae Ung’s wife]

  Support Role
• 
  Kim Yoon Seol

  Moon Yeong Ju [Young]

  Support Role
• 
  Moon Woo Jin

  Jung Gi Ho [Mok Ha's classmate]

  Support Role
• 
  Lee Yoo Joon

  Seo Jung Ho [Mok Ha's father]

  Support Role
• 
  Seo Jung Yeon

  Song Ha Jung [U Hak and Bo Geol's mother]

  Support Role
• 
  Lee Joong Ok

  Kang Sang Du [U Hak and Bo Geol's father]

  Support Role
• 
  Lee Re

  Seo Mok Ha [Teen]

  Support Role

Guest Role

• 
  Choi Jae Hwan

  Jae Sik (Ep. 1-3, 8)

  Guest Role
• 
  Jung Sun Chul

  Yong Gu (Ep. 1-3, 8)

  Guest Role
• 
  Jung Hyung Suk

  Seong Hwan [Radio program DJ] (Ep. 1, 6, 8, 12)

  Guest Role
• 
  Kim Si Duk

  [Festival MC] (Ep. 2)

  Guest Role
• 
  Kim Si Hyeon

  [House of Shared Love resident] (Ep. 2)

  Guest Role
• 
  Kim Bi Bi

  [House of Shared Love staff] (Ep. 2)

  Guest Role
• 
  Jung Ji Hyun

  Writer Lee (Ep. 2, 4, 6-7)

  Guest Role
• 
  Go Ae Ri

  Writer Choi (Ep. 2, 4, 6-7)

  Guest Role
• 
  Park Bo Eun

  [Employee] (Ep. 4)

  Guest Role
• 
  Jung Hyun Woo

  [Employee] (Ep. 4)

  Guest Role
• 
  Lim Young Joon

  [Heyday Again MC] (Ep. 4)

  Guest Role
• 
  Yoon Cha Young

  [Woman waiting at the bus stop] (Ep. 4)

  Guest Role
• 
  Moon Sook

  Ko San Hui (Ep. 4-5, 8-9, 11)

  Guest Role
• 
  Park Mi Sook

  Ms. Cha [Stylist] (Ep. 4, 6-7)

  Guest Role
• 
  Lee Sung Il

  [U Hak’s boss] (Ep. 4, 6-10, 12)

  Guest Role
• 
  Lee A Rin

  Seo Mok Ha [Child] (Ep. 5)

  Guest Role
• 
  Park Bo Bae

  [Mo Rae's assistant] (Ep. 5)

  Guest Role
• 
  Lee Chae Yoon

  [Byeong Gak's ex-wife] (Ep. 5)

  Guest Role
• 
  Shin Yoo Bin

  [Byeong Gak’s daughter] (Ep. 5)

  Guest Role
• 
  Kim Min Suk

  Police Officer Song (Ep. 5-6, 8)

  Guest Role
• 
  Jung Seung Jin

  Police Officer Min (Ep. 5-6, 9)

  Guest Role
• 
  Song Kyung Chul

  Hwang Byeong Gak [Suga Entertainment CEO] (Ep. 5-6, 8)

  Guest Role
• 
  Choi Yi Sun

  [Apartment resident] (Ep. 5, 8)

  Guest Role
• 
  Kim Min Soo

  Hwang Byeong Gak [Young] (Ep. 5, 10-11)

  Guest Role
• 
  Son Ye Rin

  Yun Ran Ju [Teen] (Ep. 5, 10-11)

  Guest Role
• 
  Oh Ji Hye

  Dr. Kim (Ep. 6)

  Guest Role
• 
  Lee Ga Yeon

  Eun Mo Rae [Young] (Ep. 6)

  Guest Role
• 
  Moon Kyung Min

  Mr. Sin (Ep. 6, 9)

  Guest Role
• 
  Kang Tae Ung

  Jung Chae Ho (Ep. 6, 8)

  Guest Role
• 
  Cha Mi Kyung

  [Diner owner] (Ep. 7)

  Guest Role
• 
  Jung Hye Kyung

  [Salon customer] (Ep. 7, 10)

  Guest Role
• 
  Park Hui Eun

  [Caregiver] (Ep. 8)

  Guest Role
• 
  Choi In Sun

  [Receptionist] (Ep. 8)

  Guest Role
• 
  Kim Jong Ho

  [Restaurant owner] (Ep. 8)

  Guest Role
• 
  Go Gun Ryung

  Mr. Moon (Ep. 9)

  Guest Role
• 
  Park Sun Hye

  [Vocal coach] (Ep. 9)

  Guest Role
• 
  Kim Gye Rim

  [Photo couple] (Ep. 9)

  Guest Role
• 
  Lee Min Goo

  [Photo couple] (Ep. 9)

  Guest Role
• 
  Kim So Sook

  [Flower shop owner] (Ep. 9)

  Guest Role
• 
  Son Sang Gyu

  Detective Ji (Ep. 9-10)

  Guest Role
• 
  Hwang Hyun Bin

  Team Leader Song (Ep. 9, 12)

  Guest Role
• 
  Kang Dong Yup

  [Investor] (Ep. 10)

  Guest Role
• 
  Hyun Jin

  [Investor] (Ep. 10)

  Guest Role
• 
  Yoon Hyo Sik

  [Detective] (Ep. 10)

  Guest Role
• 
  Bang Min Sun

  [Detective] (Ep. 10)

  Guest Role
• 
  Woo Hyun Joo

  Ko San Hui [50s] (Ep. 10)

  Guest Role
• 
  Kang Myung Joo

  [Bar owner] (Ep. 10)

  Guest Role
• 
  O Gyu Taek

  [Officetel staff] (Ep. 10)

  Guest Role
• 
  Oh Eui Shik

  Bong Du Hyeon [Reporter] (Ep. 10-11)

  Guest Role
• 
  Lee Joong Yul

  [Neighbourhood man] (Ep. 10, 12)

  Guest Role
• 
  Jung Soon Mi

  [Neighbourhood woman] (Ep. 10, 12)

  Guest Role
• 
  Lee Hyun

  [Neighbourhood woman] (Ep. 10, 12)

  Guest Role
• 
  Min Sung Wook

  Lee Ji Gwang [Prosecutor] (Ep. 11)

  Guest Role
• 
  Ahn Soo Bin

  [Reporter] (Ep. 11)

  Guest Role
• 
  Park Ji Hoon

  [Reporter] (Ep. 11)

  Guest Role
• 
  Lee Hye Eun

  [Reporter] (Ep. 11)

  Guest Role
• 
  Kim Si Kook

  [Reporter] (Ep. 11)

  Guest Role
• 
  Kwon Seul A

  [Cafe staff] (Ep. 11)

  Guest Role
• 
  Eom Ji Man

  [Prosecutors’ office investigator] (Ep. 11)

  Guest Role
• 
  Yang Seo Yoon

  Ko San Hui [20s] (Ep. 11)

  Guest Role
• 
  Han Da In

  Yun Ran Ju [Child] (Ep. 11)

  Guest Role
• 
  Chae Song Hwa

  [Lawyer] (Ep. 12)

  Guest Role
• 
  Choi Ga In

  [Warehouse worker] (Ep. 12)

  Guest Role

Unknown

• 
  Goo Min Sol Unknown
• 
  Yang U Hyeok Unknown