Jo In Sung (born July 28 1981) is a South Korean actor. He attended school in Seoul, then went to college first at Chunnam Science College and later at Dongguk University, where he majored in performing arts. He started his acting career in a drama entitled "Piano" in a minor role under SBS, co-starring Ko Soo (playing as his step-brother). However, he began to gain fame with his main role in the series named 'to Shoot the Star' or in Korean name 'Byul eul so ta'. Wikipedia
The definitive Wikipedia entry for Jo Insung. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Jo_Insung