Name	Known for
Im Jin-ah Goo Se Ra (as Nana) Goo Se Ra (as Nana) See fewer	Into the Ring (2020)
Park Sung-hoon Seo Gong-myeong Seo Gong-myeong See fewer	Into the Ring (2020)
Yoo Da-in Yoon Hee Soo (as Da-in Yoo) Yoon Hee Soo (as Da-in Yoo) See fewer	Re-encounter (2010)
Han Joon-Woo Kim Min Jae Kim Min Jae See fewer	Happiness (2021)
Ahn Nae-sang Jo Maeng-deok Jo Maeng-deok See fewer	Mouse (2021)
Goo Bon-jin Police Officer Police Officer See fewer	War of the Arrows (2011)
Lee Chang-jik Si Dan-gyoo Si Dan-gyoo See fewer	The Tale of Nokdu (2019)
Go Choi Kim Ja Ryong Kim Ja Ryong See fewer	Forgotten (2017)
Shin Do-Hyun Jang Han-bi Jang Han-bi See fewer	The Recruit (2022)
Nam Do-yoon Student Student See fewer	Into the Ring (2020)
Han Dong-kyu Jang Ha-woon Jang Ha-woon See fewer	Into the Ring (2020)
Oh Dong-min Go Dong-chan Go Dong-chan See fewer	Good News (2025)
Bae Hae-sun Won So Jung Won So Jung See fewer	Happiness (2021)
Jang Hye-jin Kim Sam-sook (Se-ra's mother) Kim Sam-sook (Se-ra's mother) See fewer	Parasite (2019)
Seo Jin-won Shim Jang Yang Shim Jang Yang See fewer	A Moment to Remember (2004)
Yun Ju-sang Bong Choo-san Bong Choo-san See fewer	Iris (2009)
Ahn Kil-kang Goo Young Tae (Se Ra's father) Goo Young Tae (Se Ra's father) See fewer	Tae Guk Gi: The Brotherhood of War (2004)
Kim Mi-Soo Kwon Woo Young Kwon Woo Young See fewer	Into the Ring (2020)
Lee Seo-hwan Heo Deok Goo Heo Deok Goo See fewer	The Gangster, the Cop, the Devil (2019)
Park Sung-Geun Lee Dae Cheol Lee Dae Cheol See fewer	Always (2011)