Home People Cheon Seong-hoon Cheon Seong-hoon movies Cheon Seong-hoon movies Cheon Seong-hoon Movies (3) I Am a Father (2011) As Gi-bok. He was 34 years old You Used To Smile That Way (2009) He was 32 years old I'm a Cyborg, but That's OK (2006) As Hwang Gyu-suk. He was 30 years old