Switch (South Korean TV series)

Switch  is a South Korean television series starring Jang Keun-suk and Han Ye-ri. It aired on SBS TV from March 28 to May 17, 2018, every Wednesday and Thursday at 22:00 (KST) for 32 episodes.

Synopsis
The series explores the gray area between legal and illegal.

Main

 * Jang Keun-suk as Sa Do-chan/Baek Joon-soo (dual role)
 * Choi Seung-hoon as young Sa Do-chan
 * Sa Do-chan: an intelligent man who is smart enough to take the bar exam, but who in reality is a conman.

Baek Joon-soo: a prosecutor who is the spitting image of Do-chan.


 * Han Ye-ri as Oh Ha-ra
 * A prosecutor who is a friend of Prosecutor Baek Joon-soo since their college days. She later discovers about Sa Do-chan and ends up pairing up with him to solve a big drug case.

Namsan Club

 * Jung Woong-in as Geum Tae-woong
 * The head of an art gallery and a famous figure in the art industry.


 * Lee Jung-gil as Choi Jung-pil
 * A living legend in the political domain and the former prime minister.


 * Kwon Hwa-woon as Jo Sung-doo
 * Song Won-seok as Manager Kim

People around Sa Do-chan

 * Jo Hee-bong as Director Bong
 * Shin Do-hyun as Seo Eun-ji
 * Ahn Seung-hwan as Jung In-tae
 * A genius hacker that is part of a group of frauds.


 * Son Byong-ho as Old Man Bbong/Sa Man-chun
 * Do-chan's father.

Seoul Central District Prosecutors’ Office

 * Choi Jae-won as Jung Do-young
 * The head of the Supreme Prosecutor's Office. He has a strong trust in his juniors, but also has a thirst for power.


 * Park Won-sang as Yang Ji-soong
 * Chief prosecutor. He is an introverted man who is barely adjusting to his career.


 * Cha Yub as Investigator Go
 * Bae Min-hee as Jin Kyung-hee
 * Assistant prosecutor.


 * Seo Young-soo as Gil Dae-ro
 * Yoo In-ae as Kang Mi-ran

Ha-ra's family

 * Kim Seo-ra as Ha-ra's mother
 * Lee Joo-yeon as Oh Sa-ra
 * Ha-ra's younger sister.

Special appearance

 * Son Eun-seo as Choi Min-ah (Ep. 13–14 and 26)

Production

 * The early working title of the series was Peacock King.
 * The first script reading took place on February 7, 2018, with the attendance of main cast and production crew.