Dr. Stranger (20 Episodes)

Lee Jong Suk as Park Hoon
Park Hae Jin as Han Jae Joon
Jin Se Yeon as Song Jae Hee/Han Seung Hee
Kang So Ra as Oh Soo Hyun

http://en.wikipedia.org/wiki/Doctor_Stranger

Healer (20 Episodes)

Ji Chang Wook as Seo Jung Hoo/Park Bong Soo
Park Min Young as Chae Young Shin/Oh Ji An
Yoo Ji Tae as Kim Moon Ho

http://en.wikipedia.org/wiki/Healer

Pinocchio (20 Episodes)

Lee Jong Suk as Choi Dal Po/Ki Ha Myung
Park Shin Hye as Choi In Ha
Kim Young Kwang as Seo Beom Jo
Lee Yu Bi as Yoon Yoo Rae

http://en.wikipedia.org/wiki/Pinocchio

My Spring Days (16 Episodes)

Kam Woo Sung as Kang Dong Ha
Choi Soo Young as Lee Bom Yi
Lee Joon Hyuk as Kang Dong Wook
Jang Shin Young as Bae Ji Won

 http://en.wikipedia.org/wiki/My_Spring_Days