We don't have a biography for Byung Doo's Henchman yet. Hang in there, or go ahead and contribute one.
Doctors Guest cast, played by Lee Joon Hyuk Episode 1x01: Episode 1 (Jun 20, 2016) Episode 1x03: Episode 3 (Jun 27, 2016) Episode 1x04: Episode 4 (Jun 28, 2016) Episode 1x05: Episode 5 (Jul 4, 2016) Episode 1x09: Episode 9 (Jul 18, 2016)