Lee Kyu-hyung (Korean: 이규형; born November 29, 1983) is a South Korean actor. Though primarily a musical actor, Lee has also appeared in a variety of Korean films and dramas. In 2017, Lee shot to fame with his portrayal of Yoo Han-yang in tvN's television series Prison Playbook (2017). He is well known for portraying a wide spectrum of roles on stage and screen. (Via Wikipedia)