Gyeongseong Creature (Korean: 경성크리처) is a South Korean historical drama suspense mystery horror television series written by Kang Eun-kyung, directed by Jung Dong-yoon with Roh Young-sub in season 1 and Jo Yeong-min in season 2, and starring Park Seo-joon, Han So-hee, Claudia Kim, Lee Moo-saeng, and Bae Hyun-sung. Set in 1945, during the occupation of Gyeongseong (the old name for Seoul) by the Imperial Japanese Army, the story depicts the brutality inflicted on civilians by the Japanese forces, subjecting men and women to secret biological experiments, the rebels who rise against them, and the monster creature produced from human experimentation. The first season was released on Netflix from December 22, 2023, to January 5, 2024. The second season was released on September 27, 2024.