Lee Do-hyunBaek Seung-yoo Jang Hyun-sungSung Min-joon Choi Dae-hoonRyu Sung-jae Jeon Guk-hyangShin Kyung-in Choi Seung-hoonYoung Baek Min-jae Son Jin-hwanPrincipal Oh Jin-taek Jeon Jin-giVice Principal Choi Sung-han Ahn Sang-wooHan Myung-Jin Choi Woo-sungJang Kyu-young Lee Young-eunPark So-jung Song Si-anJi Yoon-soo (Young) Hwang Soo-minNew Program Host (Eps 6, 7) 
