Cast 44
Song Joong-kiYoon Hyun-woo / Jin Do-jun
Lee Sung-minJin Yang-chul
Shin Hyun-beenSeo Min-young
Yoon Je-moonJin Young-ki
Kim Shin-rockJin Hwa-young
Cho Han-chulJin Dong-kiKKim Nam-heeJin Seong-joon
Park Ji-hyunMo Hyun-min
Jeong Hye-youngLee Hae-in
Kim Young-jaeJin Yoon-gi
Kim Jung-nanShon Jung-rae
Kim HyunLee Pil-ok
Kim Do-hyunChoi Chang-je
Seo Jae-heeYu Ji-na
Tiffany YoungRachel
JinyoungShin Gyeong-min
Cha Sun-wooYoon Hyun-min
Kim Kang-hoonJin Do-joon (young)
Seo Jeong-yeonHan Gyeong-hee
Amy AlehaBanker
Lee Byung-joonJoo Young-il
Kim Young-samSelf (archival footage)
Kim Dae-jungSelf (archival footage)
Roh Tae-wooSelf (archival footage)
Lee Hwang-euiMo Young-baeSSeo Tai-jiSelf (archival footage)
Oh Ji-hyeLim Myung-sook
Jo Hye-jooJin Ye-jun
Heo Jeong-doKim Joo-ryeon
Lee Gyu-hoeYoon Jung-yeon
Jung Hee-taeLee Hang-jae
Kang Ki-doongJin Hyung-jun
Park Ji-hoonHa In-seok
Moon Seong-hyunJin Seong-jun (young)
Cha Sung-jeJin Hyung-jun (young)
Park Hyuk-kwonOh Se-hyun
Son Kang-gookSong Gi-ho
Park Ji-sungSelf (archival footage)
Ahn Jung-hwanSelf (archival footage)
Kang Gil-wooManaging director Baek
Roh Moo-hyunSelf (archival footage)
Kim Jeong-wooWoo Byung-jun
Lee Ja YoungAssemblywoman Song Jin Sook
Shim So-yeonMaid