Frankly Speaking

Director

• 
  Jang Ji Yeon

Screenwriter

• 
  Choi Kyung

Main Role

• 
  Go Kyung Pyo

  Song Ki Baek

  Main Role
• 
  Kang Han Na

  On Woo Joo

  Main Role
• 
  Joo Jong Hyuk

  Kim Jung Heon

  Main Role

Support Role

• 
  Shin Jung Keun

  Song In Soo [Ki Baek's father]

  Support Role
• 
  Kang Ae Sim

  Na Yoo Jung [Ki Baek's mother]

  Support Role
• 
  Hwang Sung Bin

  Song Woon Baek [Ki Baek's brother]

  Support Role
• 
  Lee Jin Hyuk

  Song Pung Baek [Ki Baek's brother]

  Support Role
• 
  Ko Kyu Pil

  Yoon Ji Hoo [JBC announcer]

  Support Role
• 
  Baek Joo Hee

  Ohn Bok Ja [Woo Joo's adoptive mother]

  Support Role
• 
  Kim Sae Byeok

  Chae Yeon [JBC producer]

  Support Role
• 
  Lee Bom So Ri

  Lee Ha Young [Woo Joo's team's writer]

  Support Role
• 
  Lee Min Goo

  Lee Min Goo [Woo Joo's team's writer]

  Support Role
• 
  Patricia

  Seong Yi Na [Woo Joo's team's writer]

  Support Role
• 
  Park Jae Joon

  Jung Goo Won

  Support Role
• 
  Kim Young Joo

  Ma Mi Ra [Forever C&C's director]

  Support Role
• 
  Hong Seo Joon

  Kim Young Won [Forever C&C's CEO]

  Support Role

Guest Role

• 
  Jung Hyun Chul

  PD Kim (Ep. 1)

  Guest Role
• 
  Song Gwang Hyeok

  Chan Young (Ep. 1)

  Guest Role
• 
  Park Jae Min

  Park Jae Min (Ep. 1)

  Guest Role
• 
  Lim Seung Beom

  Reporter Lee (Ep. 1)

  Guest Role
• 
  Kim Won Hoon

  Kim Seong Hun (Ep. 1)

  Guest Role
• 
  Lee Jun I

  Reporter Hwang (Ep. 1)

  Guest Role
• 
  Hong Bi Ra

  Lee Hye Yeon [Anchorwoman] (Ep. 1)

  Guest Role
• 
  Lee Kwan Young

  [Referee] (Ep. 1)

  Guest Role
• 
  Do Geon Wu

  [News staff] (Ep. 1)

  Guest Role
• 
  Ko Seo Jeong

  [News staff] (Ep. 1)

  Guest Role
• 
  Kang Hak Soo

  [News staff] (Ep. 1)

  Guest Role
• 
  Yoon In Jo

  [Announcer] (Ep. 1)

  Guest Role
• 
  Nam Min Woo

  [Announcer] (Ep. 1)

  Guest Role
• 
  Kim Hyeong Won

  [Announcer] (Ep. 1)

  Guest Role
• 
  Kim Da Hwin

  [News director] (Ep. 1)

  Guest Role
• 
  Go Geum Bi

  [Assistant director] (Ep. 1)

  Guest Role
• 
  Min Sang Chul

  [Elevator repairman] (Ep. 1)

  Guest Role
• 
  Kim Sung Yong

  [News dept. director] (Ep. 1)

  Guest Role
• 
  Ji Nam Hyuk

  [Hye Yeon's husband] (Ep. 1)

  Guest Role
• 
  Jang Won Hyuk

  PN (Ep. 1-2, 10)

  Guest Role
• 
  Jo Han Chul

  Kim Sang Jin (Ep. 1-3)

  Guest Role
• 
  Kwon Yul

  Kim Joo Ho [Neurosurgeon] (Ep. 1-5, 10-11)

  Guest Role
• 
  Wie Shin Ae

  [PN's stylist] (Ep. 1-2)

  Guest Role
• 
  Park Jong Bum

  [PN's manager] (Ep. 1-2)

  Guest Role
• 
  Ko Eun Jae

  [PN's assistant] (Ep. 1-2)

  Guest Role
• 
  Lee Yoo Bum

  [PN's assistant] (Ep. 1-2)

  Guest Role
• 
  Lee Seung Chul

  PD Jang (Ep. 2)

  Guest Role
• 
  Park Se Mi

  Park Se Mi (Ep. 2)

  Guest Role
• 
  Seo Young Sam

  Park Pil Gu (Ep. 2)

  Guest Role
• 
  Lee Seung Joon

  Park Seong Jae (Ep. 2)

  Guest Role
• 
  Jeon Sang Hyub

  Kim Seung Hyeon (Ep. 2)

  Guest Role
• 
  Lee Ja Ryoung

  [Salon owner] (Ep. 2, 8)

  Guest Role
• 
  Yoo Hyeon Jong

  [Award show staff] (Ep. 2)

  Guest Role
• 
  Han Kyu Won

  Sung Jin (Ep. 3)

  Guest Role
• 
  Lee Han Ik

  Kim Jung Heon (Ep. 3)

  Guest Role
• 
  Jeon Jae Hong

  Choi Nae Jeong (Ep. 3)

  Guest Role
• 
  Lee Sang Jun

  Song Ki Baek [Teen] (Ep. 3)

  Guest Role
• 
  Kim Ra On

  Song Ki Baek [Child] (Ep. 3)

  Guest Role
• 
  Kim Ji Na

  Na Yoo Jung [Young] (Ep. 3)

  Guest Role
• 
  Choi Ja Woon

  Song Woon Baek [Child] (Ep. 3)

  Guest Role
• 
  Jung Woo Young

  [Doctor] (Ep. 3)

  Guest Role
• 
  Lee Hyun Seo

  [Teacher] (Ep. 3)

  Guest Role
• 
  Kim Il Hyun

  [Announcer] (Ep. 3)

  Guest Role
• 
  Jin Shi Won

  [Announcer] (Ep. 3)

  Guest Role
• 
  Lee Soon Won

  Kim Hyuk Jin (Ep. 4)

  Guest Role
• 
  Kwak Beom

  Kwak Beom [Himself] (Ep. 4)

  Guest Role
• 
  Kim Jae Cheol

  [Director] (Ep. 4)

  Guest Role
• 
  Lee Se Rang

  [Restaurant owner] (Ep. 4)

  Guest Role
• 
  Son Yeong Soon

  [Audience member] (Ep. 4)

  Guest Role
• 
  Lee Soon Bok

  [Audience member] (Ep. 4)

  Guest Role
• 
  Lee Seung Won

  [Village chief] (Ep. 4-5)

  Guest Role
• 
  Kim Choon Shik

  [Film crew staff] (Ep. 5)

  Guest Role
• 
  Oh Ga Bin

  Park Hae Ri (Ep. 5-8)

  Guest Role
• 
  Ahn So Yo

  Cho Hui Seon (Ep. 5-8)

  Guest Role
• 
  Lee Kang Min

  Park Seong Jun (Ep. 5-8)

  Guest Role
• 
  Kim Ji In

  Choi Yoo Yeong [Influencer] (Ep. 5-7, 10)

  Guest Role
• 
  Yang Han Yeol

  [Amusement park boy] (ep. 6)

  Guest Role
• 
  Han Dong Hee

  Min Cho Hui (Ep. 6-10)

  Guest Role
• 
  Goo Jae Yeon

  [Restaurant owner] (Ep. 7)

  Guest Role
• 
  Bang Eun Jin

  [Jung Heon's mother] (Ep. 7-8)

  Guest Role
• 
  Kang Hee Man

  PD Jang (Ep. 8)

  Guest Role
• 
  Choi Won

  Director In Cheol (Ep. 8)

  Guest Role
• 
  Kim Jung Han

  [PD] (Ep. 8)

  Guest Role
• 
  Lee Jae U

  [Announcer] (Ep. 8)

  Guest Role
• 
  Cha Mi Kyung

  [Restaurant owner] (Ep. 8)

  Guest Role
• 
  Byun Jung Hee

  [Young Won's mom] (Ep. 8)

  Guest Role
• 
  Jin Yong Wook

  [Restaurant owner's son] (Ep. 8)

  Guest Role
• 
  Im Ye Na

  [Restaurant owner's daughter-in-law] (Ep. 8)

  Guest Role
• 
  Lee Taek Geun

  Manager Ahn (Ep. 9-10)

  Guest Role
• 
  Han Ji Hyo

  On Bok Ja [Young] (Ep. 9)

  Guest Role
• 
  Oh Eun Seo

  On Woo Joo [Child] (Ep. 9)

  Guest Role
• 
  Oh Soo Hye

  Han Ye Seul [Director] (Ep. 9)

  Guest Role
• 
  Kim Yoon Joo

  [PD] (Ep. 9)

  Guest Role
• 
  Bang Suk Hyun

  [Staff] (Ep. 9)

  Guest Role
• 
  Ok Yoon Joong

  [Staff] (Ep. 9)

  Guest Role
• 
  Son Yong Beom

  [Writer] (Ep. 9)

  Guest Role
• 
  Park Joon Sang

  [Doctor] (Ep. 9)

  Guest Role
• 
  Lee Ha Joo

  [Grocery store shopper] (Ep. 9)

  Guest Role
• 
  Lee Jae Eun

  [Grocery store shopper] (Ep. 9)

  Guest Role
• 
  Gong Min Jung

  [Relationship show host] (Ep. 9)

  Guest Role
• 
  Park In Chun

  [Reporter] (Ep. 10)

  Guest Role
• 
  Park Joo Young

  [Detective] (Ep. 10)

  Guest Role
• 
  Kim A Yul

  [Staff] (Ep. 9)

  Guest Role
• 
  Lee Suk

  [Mountain man] (Ep. 10)

  Guest Role
• 
  Choi Ji Yeon

  [Hair salon customer] (Ep. 10)

  Guest Role
• 
  Kim Yun Jeong

  [Jeong Heon's fan] (Ep. 10)

  Guest Role
• 
  Choi Jae Sub

  Jang Gu Pal (Ep. 11)

  Guest Role
• 
  Kim Yong Jin

  [Doctor] (Ep. 11)

  Guest Role
• 
  Sung Jeong Seon

  [Patient] (Ep. 11)

  Guest Role
• 
  Kim Min Song

  [Criminal] (Ep. 11)

  Guest Role
• 
  Kim Moon Ho

  [Detective] (Ep. 11)

  Guest Role
• 
  Jung Hee Young

  [Meat seller] (Ep. 11)

  Guest Role
• 
  Jung Shi Yool

  [Practicing boy] (Ep. 11)

  Guest Role
• 
  Hwang Sun Jung

  [Patient's guardian] (Ep. 11)

  Guest Role
• 
  Lee Rang Seo

  [Writer] (Ep. 12)

  Guest Role
• 
  Han Chang Heon

  [PD] (Ep. 12)

  Guest Role
• 
  Jung Sun Chul

  [Nervous interviewee] (Ep. 12)

  Guest Role
• 
  Kim Kwang Sub

  Hyung Taek

  Guest Role
• 
  Lee Soo Mi

  Ye Neung Kook Jang [Entertainment dept. director]

  Guest Role
• 
  Lee Doo Suk

  [Announcer]

  Guest Role

Unknown

• 
  Lee Si On Unknown
• 
  Lee Ji Myeong Unknown