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Netflix
Netflix Standard with Ads"Triangle is back!"
Twenty years after a scandal tears apart a popular 2000s K‑pop trio, the three reunite for a one-off gig — if they can overcome one snag after another.
25 Cast Members
Gang Dong-won
Hwang Hyun-woo
Um Tae-goo
Gu Sang-gu
Park Ji-hyun
Byeon Do-mi
Oh Jung-se
Choi Seong-gon
Shin Ha-kyun
YGP / Park Yong-gu
Kang Ki-young
Na Tae-poong
Park Jung-won
Writer Yang
Kwon Hyeong-seok
Secretary Kang
Ahn Hyun-ho
Officer Doh
Choi Dong-gu
Min-sik
Park Sung-hyun
Male Truck Driver
Park Hae-mi
Do-mi's Mother-in-law
RALRAL
Female Newscaster
Han Kyung-rock
Punk Rock Singer
Gong Myoung
MC 3
Jung Soon-won
Producer Oh
Kim Ki-cheon
Mr. Ko
Heo Joon-seok
Producer Gong
Yang Hyun-min
Sergeant Kang
Kim Seon-jin
Na Tae-poong's Manager
