Born in South Korea in 2006, Kim Su-an managed to make a name for herself in a short time as one of the country's most remarkable young actors. In his career, which he started when he was just a child, he won the hearts of the audience with a maturity and naturalness far beyond his peers. Kim Su-an became internationally known with the 2016 movie Zombie Express. She played the character Soo-ahn in this thriller directed by Yeon Sang-ho; Her role as the little girl trying to survive in a zombie-infested train with her father left a deep impression on the audience. At a time when such a strong performance was not expected from child actors, Su-an received great praise from both critics and audiences. The film has become one of the symbols of the global success of South Korean cinema. In the same period, her role as Ha-Na in the 2015 short film Eomma proved once again that her acting talent is not just a star effect. The actor, who returned to the screen with the character of Tae-san in the TV series God and Sin and Punishment: Two Worlds in 2017, then expanded his filmography with Freedom Island. In 2021, she played An Li-sa in the TV series Reflection of You, and in 2022, she played the character Ip-bun in the production of Poong, the Joseon Psychiatrist. He continued his presence on the big screen with the movie 탈출: 프로젝트 사일런스 in 2024. Kim Su-an, who came to the fore again in 2025 with the TV series When Life Gives You Tangerines, stepped into a new phase of her career with the role of Oh Jenny. Although he is only nineteen years old, the extensive filmography he has left behind is a clear indication that he is among the permanent actors of South Korea.