The Idolmaster KR

The Idolmaster KR (stylized The IDOLM@STER.KR) is a South Korean television drama based on Bandai Namco Entertainment's The Idolmaster video game series. It premiered on Amazon Prime Video on April 28, 2017 as an Amazon original series. It ran for 24 episodes.

The series was later picked up by the SBS-owned pay TV channels SBS Plus, SBS funE, and SBS MTV. It premiered on these channels on April 28, 2017.

Cast
Real Girls Project
 * Lee Su-ji (이수지) as Suji/Suah
 * Heo Youngjoo (허영주) as Youngjoo
 * Sori (김소리) as Sori
 * Yukika Teramoto (寺本來可 / 테라모토유키카) as Yukika
 * Kwon Ha-seo (권하서) as Haseo
 * Lee Jee-won (이지원) as Jeewon
 * Jung Tae-ri (정태리) as Taeri
 * Mint (민트) as Mint
 * Lee Ye-eun (이예은) as Yeeun
 * Cha Ji-seul (차지슬) as Jiseul
 * Chun Jane (천재인) as Jane

Red Queen
 * Jo So-jin as Hyeju
 * Kim Sun-young as Mina
 * Han Hye-ri as Yeri
 * Lee Ka-eun as Chae Na-kyung

825 Entertainment
 * Sung Hoon as Kang Shin-hyuk, the former Producer of Red Queen.
 * Park Chul-min as Shim Min-chul, CEO of 825 Entertainment.
 * Kang Ye-seul as Yeseul, the girls' manager at 825 Entertainment.

Other characters
 * Heo Joungjoo as Joungjoo, Youngjoo's younger sister who is a singer-songwriter.
 * Lee Coco as Coco, an internet broadcast MC.
 * Jin Nayoung as Nayoung, Sori's friend.
 * Bae Seul-ki as Kim Dan-oh, a composer and vocal trainer.

Cameo
 * Kim Jung-ah as vocal training judge
 * Jung Tae-woo
 * Euna Kim as a rapper
 * Gowoon as Bom-yi
 * Jung Hee-chul as Haseo's brother
 * Lee Moo-saeng as Chief Yang

Production
On October 13, 2016, The Idolmaster KR official website posted a notice of a member replacement; an original member of Real Girl Project, Hanabyul, had been replaced by sub-member Jiseul for the series, as Hanabyul was noted to have suffered from a leg injury. One month later, it was revealed that After School's Lee Ka-eun, Nine Muses' Sojin, Tahiti's Ari and I.B.I's Han Hye-ri would be joining the cast as members of 'Red Queen', a popular girl group at the time of Real Girl Project's debut, in the live-action series.