Name	Known for
Lee Sung-kyung Kim Bok Joo (as Lee Song-Kyoung) Kim Bok Joo (as Lee Song-Kyoung) See fewer	Dr. Romantic (2016)
Nam Joo-hyuk Jung Joon Hyung Jung Joon Hyung See fewer	The Great Battle (2018)
Lee Jae-yoon Jung Jae Yi (as Jae-yoon Lee) Jung Jae Yi (as Jae-yoon Lee) See fewer	Alice (2020)
Hye-Jung Cho Jung Nan Hee Jung Nan Hee See fewer	Go Back Couple (2017)
Lee Joo-young Lee Sun Ok (as Lee Joo-Young) Lee Sun Ok (as Lee Joo-Young) See fewer	Maggie (2018)
Kyung Soo-jin Song Shi Ho (as Soo-jin Kyung) Song Shi Ho (as Soo-jin Kyung) See fewer	Don't Look Back: The Legend of Orpheus (2013)
Yoo Da-in Go Ah Young (as Da-in Yoo) Go Ah Young (as Da-in Yoo) See fewer	Re-encounter (2010)
Oh Eui-Sik Bang Woon Ki Bang Woon Ki See fewer	While You Were Sleeping (2017)
Ji Il-joo Jo Tae Kwon (as Il-Joo Ji) Jo Tae Kwon (as Il-Joo Ji) See fewer	Hotel King (2014)
Jeong In-gi Joon Hyung's uncle (as In-gi Jeong) Joon Hyung's uncle (as In-gi Jeong) See fewer	The Chaser (2008)
Kim Jae-hyun Kim Jae Hyeon (as Jae Hyun Kim) Kim Jae Hyeon (as Jae Hyun Kim) See fewer	Love You as the World Ends (2021)
Lee Jeong-eun Joon Hyung's aunt Joon Hyung's aunt See fewer	Parasite (2019)
Kang Ki-young Kim Dae Ho Kim Dae Ho See fewer	Crazy Romance (2019)
Ahn Kil-kang Kim Chang Gul Kim Chang Gul See fewer	Tae Guk Gi: The Brotherhood of War (2004)
Choi Moo-seong Coach Yoon Deok Man (as Moo-Seong Choi) Coach Yoon Deok Man (as Moo-Seong Choi) See fewer	I Saw the Devil (2010)
Seohyun Hwan-hee Hwan-hee See fewer	Moon Lovers: Scarlet Heart Ryeo (2016)
Min Sung-wuk Jae Yi's sunbae Jae Yi's sunbae See fewer	While You Were Sleeping (2017)
Kim Ye-jun Jung Joon Hyung (Young) (as Kim Yejun) Jung Joon Hyung (Young) (as Kim Yejun) See fewer	The Rebel Hong Gil Dong (2017)