Lee Jong-sukGi Ha-myeong / Choe Dal-po Kim Young-kwangSeo Beom-jo Min Sung-wookJang Hyeon-gyu Yoon Kyun-sangGi Jae-myeong Byun Hee-bongChoe Gong-pil Shin Jung-keunChoe Dal-pyeong Nam Da-reumYoung Gi Ha-myeong Shin Jae-haYoung Gi Jae-myeong Kang Shin-ilLee Yeong-tak Roh Jeong-euiYoung Choe In-ha Jang Young-namHa-myeong's Mother Woo HyeonHomeroom teacher Chang Hang-junMovie director Ahn Sun-YoungBroadcasting writer Kim Young-junNeighbor with Pinocchio syndrome Yum Dong-hunTask Leader Mun Deok-su Choi Jong-hoonFactory worker Lee Bo-youngHye-seong (Voice navigation) Kim Min-youngSong Yeong-ju Yoon Sang-hyunLawyer Cha Kwan-u Park Gil-suBus Company Owner Jo Jang-u KangnamUniversity student in a blue jacket Oh Seung-ahMSC news reporter interviewee DowooMSC news reporter interviewee Nam Jung-heeFirefighter's mother Kim Sun-youngElder woman on the bench 
