• 
  Tae-woong Eom

  Shin Dong-wook
• 
  Ah-jung Kim

   Jeong Hye-in
• 
  Hyun-wu Ji

   Cha Seung-in
• 
  Min-soo Park

   Song Hyun-woo
• 
  Hae-Joon Park

   Song Jung-ho (16 episodes, 2016)
• 
  Ho-San Park

  Ham Tae Sub
• 
  Lee Moon-sik

  PD Choi Joon Goo
• 
  Hyo-ju Park

  Scriptwriter Yeon Woo Shin

• 
  Seung-joon Lee

  Journalist Jang Jin Woong
• 
  Jun Hyo-Seong

  Park Bo Yun
• 
  Kim Sun-Young

  Oh Mi Ok
• 
  Jae-ha Sin

  Detective Lee Yeong Kwan
• 
  Ji Hyun-Joon

  Detective Park Yeong Shik
• 
  Eun-woo Shim

  Lee Ji Eun
• 
  Jae-Kyoon Lee

  Na Soo Hyun