Shin Hye-sun. Shin Hye-sun was 33 in Don't Buy the Seller as 'Jang Soo-hyun'.Kim Sung-kyun. Kim Sung-kyun was 43 in Don't Buy the Seller as 'Joo Cheol-ho'.Kang Tae-oh. Kang Tae-oh was 29 in Don't Buy the Seller as 'Na Seung-hyun'.Lee Zoo-young. Lee Zoo-young was 36 in Don't Buy the Seller as 'Oh Dal-ja'.Lim Cheol-soo. Lim Cheol-soo was 39 in Don't Buy the Seller as 'Chief Im'.Geum Sae-rok. Geum Sae-rok was 30 in Don't Buy the Seller as 'Kim Hye-jin'.Im Sung-jae. Im Sung-jae was 36 in Don't Buy the Seller as 'Delivery Man'.Kim Kwang-hyun. Kim Kwang-hyun was 41 in Don't Buy the Seller as 'Detective Lee'.Jo Yong-jun. Jo Yong-jun was 39 in Don't Buy the Seller as 'Detective Kim'.Jeon Jun-young. Jeon Jun-young was 29 in Don't Buy the Seller as 'Student'.Shin Seung-yong. Shin Seung-yong was 51 in Don't Buy the Seller as 'Worker'.Jung Woo-young. Jung Woo-young was 23 in Don't Buy the Seller as 'Invitation Man'.Byun Jin-su. Byun Jin-su was >> in Don't Buy the Seller as 'Forensic Team'.Kimchoi Yong-joon. Kimchoi Yong-joon was 35 in Don't Buy the Seller as 'Police'.Lee Yeong-bin. Lee Yeong-bin was >> in Don't Buy the Seller as 'YouTube Man'.Lee Yook-heon. Lee Yook-heon was >> in Don't Buy the Seller as 'Soo-hyun's Landlord'.Park Hee-kon. Park Hee-kon was 53 in Don't Buy the Seller as 'Director, Writer'Lee Chol-o. Lee Chol-o was >> in Don't Buy the Seller as 'Lighting Director'Baek Yoon-seuk. Baek Yoon-seuk was >> in Don't Buy the Seller as 'Director of Photography'Hong Jeong-in. Hong Jeong-in was >> in Don't Buy the Seller as 'Executive Producer'Cho Byeong-yeon. Cho Byeong-yeon was >> in Don't Buy the Seller as 'Executive Producer'Jang Young-gyu. Jang Young-gyu was >> in Don't Buy the Seller as 'Original Music Composer'Park Jin-young. Park Jin-young was >> in Don't Buy the Seller as 'Digital Intermediate'Hong Jang-pyo. Hong Jang-pyo was >> in Don't Buy the Seller as 'Special Effects Supervisor'Nam Seong-ju. Nam Seong-ju was >> in Don't Buy the Seller as 'Set Decoration'Kim Jung-min. Kim Jung-min was >> in Don't Buy the Seller as 'Martial Arts Choreographer'Kim Jung-won. Kim Jung-won was >> in Don't Buy the Seller as 'Costume Design'Lee Ki-jun. Lee Ki-jun was >> in Don't Buy the Seller as 'Sound Supervisor'Kim Byeong-rae. Kim Byeong-rae was >> in Don't Buy the Seller as 'VFX Supervisor'Lee Mi-kyoung. Lee Mi-kyoung was >> in Don't Buy the Seller as 'Production Design'Park Song-hee. Park Song-hee was >> in Don't Buy the Seller as 'Makeup & Hair'Ahn Sung-il. Ahn Sung-il was >> in Don't Buy the Seller as 'Production Sound Mixer'