Retrieved February 11, 2021. Kim Mi-hwa (May 24, 2021). "'인트로덕션' 홍상수 감독 없이..신석호X박미소X서영화,GV일정 공개 [M+TV인사이드]" ['Introduction' without director Hong Sang-soo
Jin Byeongho (진병호) Kim Cheolsu (김철수) – 1963 Kim Hosik (김호식) Shin Seokho (신석호) Jo Yunje (조윤제) Lee Gwangsu (이광수) Kang Yeongseon (강영선) – 1964 Bak Seungman
(今西龍) Choe Nam-seon (최남선, 崔南善) Inabe and the 3 other people. Sin Seokho (신석호, 申奭鎬) Yi Byeongdo (이병도, 李丙燾) Hong Hee (홍희, 洪熹) Inaba Iwakichi (稲葉岩吉) Fujita