Nobody Knows: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! Nobody Knows Drama, Crime, Thriller 3/2/20 – 4/21/20 Korea, Republic of https://programs.sbs.co.kr/drama/nobodyknows/ GeneralEpisodesTranslationsCastCharactersGallery Cast See full cast → Kim Seo Hyung as Cha Young Jin Ryu Duk Hwan as Lee Sun Woo Park Hoon as Baek Sang Ho Ahn Ji Ho as Go Eun Ho