'The Unit' aims to give a new chance to the already-debuted idols who failed to receive the spotlight. The participants will be competing for a spot in a brand new unit with new members, new concepts, and content created by top producers. 

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The creators of 'The Unit' revealed idols from 90 different entertainment agencies are participating in the show. They stated, "We deliver a message of appreciation to the precious individuals from 90 different agencies who decided to participate. You'll be able to watch the participants' limitless talent and potential through the program."

The first open audience recording of 'The Unit' is scheduled for September 29 and 30. The first episode of the show will be broadcasting on October 28. 

You can check out the full list of participating entertainment agencies below. 

Nanum Entertainment, Namoo Actors, New Planet Entertainment, Double S, The Queen AMC, Rainbow Entertainment, Loen Entertainment, Maroo Entertainment, Mafia Records, Mad Soul Child, Magic Factory Entertainment, Banana Culture Entertainment, Vine Entertainment, Box Media, Brand New Music, Brave Entertainment, Black Hole Entertainment, Beat Interactive, Show Works, Snowball Entertainment, Starship Entertainment, Star Empire, Star Crew, Arc Partners, Apple of the Eye, Yama & Hot Chicks, Young Music, One Entertainment, One and One Stars, Widmay Entertainment, Wings Entertainment, Universal Music, Zenith Media Contents, JJ Holic Media, Climax Entertainment, Kiwi Media Group, Tajoy Entertainment, Fantagio, Pledis Entertainment, High Star Media, HappyFace Entertainment, HyukN Company, Hyunda Company, Hunus Entertainment, Hoon Star, BG Entertainment, C9 Entertainment, DSP Media, DWM Entertainment, GH Entertainment, H.O. Company, H2 Media, IMM ABB, JN Entertainment, JSL Company, MBK Entertainment, NH Entertainment, OUI Entertainment, PH Entertainment, PR Entertainment, STL Entertainment, TOP Media, TS Entertainment, TSM Entertainment, WM Entertainment, YNB Entertainment, ZOO Entertainment