Brain is KBS Currently aring Medical seires is about a top neurosurgeon named Lee Kang Hoon who obbessed for success and dreams to become director of hosptail who finds himself for rivally with fellow doctor Seo Joon Suk and romance with Yoon Ji Hye. it stars Shin Ha-kyun

Shin Ha-kyun

Shin Ha-kyun is a South Korean actor. He first trained as a stage actor at the Seoul Institute of the Arts, before transitioning to film and gaining national fame with his role as a North Korean soldier in Joint Security Area...

 in lead role as Lee Kang-hoon after TVN series Harvest Villa after he beat Song Seung-hoon and Lee Sang-yun for role. is set on air in November 14 2011 take over Poseidon

Cast

• Shin Ha-kyun

  Shin Ha-kyun

  Shin Ha-kyun is a South Korean actor. He first trained as a stage actor at the Seoul Institute of the Arts, before transitioning to film and gaining national fame with his role as a North Korean soldier in Joint Security Area...

  
   as Lee Kang Hoon

main protagonist of seires is neosugron who lived his mother and sister after death of his father is arrgoent who hanuted as child in fact his father never helped by doctor

• Choi Jung-won

  Choi Jung-Won

  Choi Jung-Won is a South Korean short track speed skater.-External links:*...

  
   as Yoon Ji Hye

Female protagonist of series. Ji-hye came from middle class family she allways care for Sang-chul who consided as her uncle

• Jeong Jin-young as Kim Sang Chul

An Cheif of Hostpail who care patints and doctors

• Jo Dong Hyuk as Seo Joon Suk

A Doctor who came from rich family caring for their maid who happned Kang-hoon's mother

• Kim Soo Hyun
• Kwak Seung Nam (곽승남)
• Shim Hyung Tak
• Im Ji Eun
• Kwon Se In as Yeo Bong Goo
• Lee Hyun Woo

Production

both Song Seung-heon and Lee Sang-yun were oringnally casted as Lee Kang-Hoon however Shin Ha-kyun takes role along with Yoon Seung-Ah, Lee Hyeon-Jin, & Kim Soo-Hyun were removed due unknown reasons