Ghost Doctor

Ghost Doctor ( is a 2022 South Korean television series directed by Boo Seong-cheol and starring Rain, Kim Bum, Uee, and Son Na-eun. The series revolves around two doctors from extreme backgrounds and skills merging into one person. It aired from January 3 to February 22, 2022, on tvN's Mondays and Tuesdays at 22:30 (KST) for 16 episodes. It is available for streaming on TVING,  iQiyi, and Netflix.

Synopsis
The series revolves around two doctors from extreme backgrounds, who have complete opposite personalities and medical skills: Cha Young-min (Rain) is a genius doctor and a high-skilled cardiothoracic surgeon, but is arrogant and selfish. Go Seung-tak (Kim-Bum), who although possesses excellent medical knowledge, is hindered by his lack of surgical knowledge and fear of performing surgery. One day, Young Min gets involved in an unexpected case, and due to this, his spirit possesses Seung-tak's body.

Main

 * Rain as Cha Young-min: 38 years old, a genius cardiothoracic surgeon who has a golden hand that can handle difficult surgeries. He is the best doctor of Eunsang Foundation Hospital.
 * Kim Bum as Go Seung-tak: 28 years old, 1st year thoracic surgery resident who is a "silver spoon" resident in the hospital as his grandfather is the founder of the hospital, and his mother is the current chairman of the foundation. He has excellent theoretical knowledge but is practically clumsy at work.
 * Uee as Jang Se-jin: 38 years old, Cha Young-min's ex-girlfriend. She had to leave for overseas due to her father a decade ago without having the chance to explain to Cha Young-min. This made Young-min disappointed since he believed she left due to having found a rich father and she no longer cared for him. She is an overseas genius neurosurgeon and was raised by a single mother.
 * Son Na-eun as Oh Soo-jeong: 28 years old, a highly talented emergency room intern who is straightforward at work and wants to be a cardiothoracic surgeon. She is Go Seung-tak's best friend and love interest, and the granddaughter of Oh Joo-Myung, who becomes the ghost "Tes" after his death.

Supporting

 * Sung Dong-il as Tes/Oh Joo-myung: a genius and compassionate cardiothoracic surgeon before he died in his 60's. Twenty years after his death, he still wanders the hospital as a ghost, helping the patients by possessing the hospital staff, including Cha Young-min while in his residency.

Hospital people

 * Tae In-ho as Han Seung-won: in his mid 40's, Executive Director and Go Seung-tak's older cousin. He is a two-faced man with an invisible dagger inside, and the main antagonist.
 * Park Chul-min as Ban Tae-sik: in his early 50's, Chief of Thoracic Surgery. In front of other doctors, he shouts "I was a genius in my old days", but in front of Cha Young-min, he always gets smaller.
 * Ko Sang-ho as Ahn Tae-hyun: 34 years old, 4th year as a thoracic surgery fellow and a loyal junior of Cha Young-min who betrays him after getting bribed by Jang Min ho.
 * Ahn Tae-hwan as Kim Jae-won: 29 years old, a third year cardiothoracic surgeon who has a simple and clear personality. A kind and warm person who values every life, and likes Go Seung-tak.
 * Kim Jae-yong as Lee Seon-ho: 30 years old, 4th year thoracic surgery resident. He was born and raised in a middle-class family.
 * Seo Ji-young as Go Seong-hye: chairman of the Medical Foundation
 * Choi Seok-won as Hun-gil: a coma ghost who dreams of becoming an actor, Bo-mi's love interest
 * Yoon So-hee as Im Bo-mi: a coma ghost who feels pressured by her mother to be a professor, Hun-gil's love interest
 * Han Seung-hyun as Hwang Guk-chan: a coma ghost whose family owns a walnut cookie shop
 * Yoon Da-kyung as Seong Mi-ran: Go Seung-tak's mother. A person with two sides: a kind mother for Seung-tak, and a cold-hearted and stubborn president of a medical foundation.
 * Hwang Seok-jeong as Mrs. Kim: hospital's custodian. She has the unique ability to meet various people in the hospital.
 * Park So-eun as Nurse Jung.
 * Shin Soo-hang as emergency room doctor.
 * Kim Jung-hwan as doctor.
 * Baek Ik-nam as doctor (ep. 1).
 * Jeon Se-yong as internship interviewer (ep. 1).
 * Bae Ki-bum as OR anesthesiologist (ep. 1).

Others

 * Lee Tae-sung as Jang Min-ho: in his early 40's, son of Chairman Jang Myung-duk. He is a cold-hearted man who takes advantage of his father's illness to become the heir to the group.
 * Lee Moon-soo as Chairman Jang Kwang-deok: 70 years old, chairman of the Chunmyung group who has cardiac sarcoma and is in need of surgery.
 * Woo Yong-hee as paramedic (ep. 1).
 * Park Sung-kyun as medical school professor (ep. 1).
 * Kim Woo-jin as paramedic (ep. 1).
 * Lee Kyu-hyun as mysterious motorcycle man.
 * Kim Jung-woon as Jang Min-ho's secretary.
 * Sugar Glider as Cha Mandu.

Special appearance

 * Ahn Hee-yeon as Lee Ji-woo/ Jessica.

Production
On March 17, 2021 it was reported that Rain would make a comeback with the TV series Ghost Doctor, directed by Bu Seong-cheol, written by Kim Seon-sun, and produced by Bone Factory. He last appeared in the 2019 series Welcome 2 Life. The cast lineup was confirmed on November 8, 2021. On November 2, Son Na-eun posted a photo from the filming site.

On February 6, 2022, it was reported that filming had been completed.