Bulgasari is a lost 1962 South Korean kaiju film directed by Kim Myeong-je. Produced by Kwang Seong Films Co., Ltd., it was the first monster film to be made in South Korea, as well as the first to use special effects. The film stars Choi Moo-ryong as Nam Hyeong / Bulgasari alongside Um Aing-ran, Gang Mi-ae, Kim Dong-won, and Lee Up-dong. In the film, a skilled martial artist is resurrected as an iron-eating monster in order to exact revenge on those who murdered him.