One-Line - Cast

Name	Known for
Im Si-wan Min-Jae Min-Jae See fewer	The Attorney (2013)
Jin Goo Seok-Goo Seok-Goo See fewer	Mother (2009)
Park Byeong-eun Ji-Won Ji-Won See fewer	I'm a Cyborg, But That's OK (2006)
Lee Dong-hwi Senior Manager Song Senior Manager Song See fewer	The Call (2020)
Sin Dong-ryeok Mr. Ma Mr. Ma See fewer	Island (2022)
Kim Hong-pa Director Baek Director Baek See fewer	New World (2013)
Wang Ji-won Hae-Sun Hae-Sun See fewer	Still 17 (2018)
Kang Jin-ah Joo-hee's charnel house employee Joo-hee's charnel house employee See fewer	The Terror Live (2013)
Park Jong-hwan Ki-Tae Ki-Tae See fewer	The Boys Who Cried Wolf (2015)
Anastasia Kim Madame Madame See fewer	The Age of Shadows (2016)
Min Ku-kyung Charnel house manager Charnel house manager See fewer	Big Mouth (2022)
Ahn Se-ha Detective Cheon Detective Cheon See fewer	SF8 (2020)
Jo Woo-jin Prosecutor Won Prosecutor Won See fewer	Steel Rain (2017)
Park Yoo-hwan Hyuk Jin Hyuk Jin See fewer	Equals (2015)