Cast Credits Big Mouth (2022) Starring as Park Chang Ho Romance is a Bonus Book (2019) Starring as Cha Eun Ho Hymn of Death (2018) Starring as Kim Woo Jin (6 episodes) Episode 1x06: Episode 6 (Dec 4, 2018) Episode 1x05: Episode 5 (Dec 4, 2018) Episode 1x04: Episode 4 (Dec 3, 2018) Episode 1x03: Episode 3 (Dec 3, 2018) Episode 1x02: Episode 2 (Nov 27, 2018) Episode 1x01: Episode 1 (Nov 27, 2018) View 3 more View 3 less While You Were Sleeping (2017) Starring as Jung Jae Chan First Kiss for the Seventh Time (2016) Starring as Famous Actor W (2016) Starring as Kang Chul Pinocchio (2014) Starring as Choi Dal Po Doctor Stranger (2014) Starring as Park Hoon I Hear Your Voice (2013) Starring as Park Soo Ha School 2013 (2012) Starring as Ko Nam Soon High Kick! The Revenge of the Short Legged (2011) Starring as Ahn Jong Suk