Saya mau tau Pemeran dari Go Go 70s

Jo Seung-woo ... Sang-kyu, The Devils vocalist and guitarist

Shin Mina ... Mimi, leader of Wild Girls

Cha Seung-woo ... Man-sik, The Devils guitarist

Song Kyung-ho ... Dong-geun, The Devils drummer

Choi Min-cheol ... Dong-soo, The Devils trumpet player

Kim Min-kyu ... Kyung-goo, The Devils bassist

Hong Kwang-ho ... Joon-yeob, The Devils saxophonist

Lee Sung-min ... Lee Byeong-wook

Min Bok-gi ... boss of club Nirvana

Yoo Chang-sook ... Dong-soo's mother

Lee Sang-yong ... Nam-dae criminal investigator

Hong Seok-bin ... Criminal investigator of The Devils 1

Jo Deok-jae ... Criminal investigator of The Devils 2

Kwon Jeong-min ... Jailhouse police

Jin Yong-gook ... Folk song singer Teacher Kim

Kim Jae-rok ... Recording engineer

Kwon Hyeok-poong ... Music salon owner

Hwang Yeon-hee ... President of American club

Yoon Jeong-yeon ... Mimi's backup dancer

Jang Mi-yeon ... Mimi's backup dancer

Oh Ji-eun ... Fighting prostitute

Lee Jong-yoon ... Gambling band

Geum Gi-jong ... Gambling band

Park Soo-jo ... Jailhouse detective

Kim Jong-eon ... Bat group

Lee Ha-neul ... Bat group

Kim Hyeong-jin ... Bat group

Lee Si-eun ... Criminal investigator of Lee Byeong-wook

Im Hyeong-tae ... Young-ja's father

Kim Moon-yeong ... Lee Byeong-wook's fan

Lee Malg-eum ... Lee Byeong-wook's fan

Choi Pyeong-woong ... Daehan news announcer

Sutradara Choi Ho, dalam film ini, juga ikut menuliskan naskah skenario. Musik soundtrack dan skor film dipercayakan kepada Bang Jun-seok dan Baek Bae-jeong, diangkat dari pengalaman mereka mendengarkan musik-musik milik band The Beatles. Demi tuntutan skenario, pemeran utama Jo Seung-woo belajar gitar secara privat.