Name	Known for
Rain Cha, Sang-doo Cha, Sang-doo See fewer	I'm a Cyborg, But That's OK (2006)
Kong Hyo-jin Chae Eun-hwan Chae Eun-hwan See fewer	Crush and Blush (2008)
Lee Dong-geon Kang Min-suk Kang Min-suk See fewer	Lovers in Paris (2004)
Hong Soo-hyun Han Se-ra Han Se-ra See fewer	Jang Ok-jung, Living by Love (2013)
Jung Ae-ri Gong Shim Ran Gong Shim Ran See fewer	Mouse (2021)
Kim Dong-yoon Class leader Class leader See fewer	Dong Yi (2010)
Shin Goo Song Jong Doo (as Goo Shin) Song Jong Doo (as Goo Shin) See fewer	Christmas in August (1998)
Song Ha-yoon Student Student See fewer	Fight for My Way (2017)
Jeon Hye-bin Yoon Hee Seo (as Jun Hye Bin) Yoon Hee Seo (as Jun Hye Bin) See fewer	Revolutionary Sisters (2021)
Yeo Seung Hyuk Chae Ji Hwan Chae Ji Hwan See fewer	Sangdoo, Let's Go to School! (2003)
Young Ha Lee Cha, Man Do (as Lee Young Ha) Cha, Man Do (as Lee Young Ha) See fewer	I'm Sorry, I Love You (2004)
Min-ju Song Cha Bo Ri Cha Bo Ri See fewer	Sangdoo, Let's Go to School! (2003)