Kim Ki-hae (Korean: 김기해; born September 28, 1999) is a South Korean actor. He made his debut in 2020, and best known for his role in Duty After School (2023). Kim made his acting debut in the Cheeze Film's web series The Female Friend Among Guys in 2020, which was released on April 17. On the same year on September 9, he appeared in another web series Dalgona as the class president Ha Jin-hyuk. In 2022, Kim made his big screen debut after he was confirmed to appear for director Park Hoon-jung's science fiction action horror film The Witch: Part 2. The Other One, which was released on June 15. On June 14, Sports Seoul reported that he was cast along with actors Shin Ye-eun, Kang Hoon, and Ryeoun for SBS drama The Secret Romantic Guesthouse. On August 23, Kim landed his first lead role as the dark hero Oh Byung-hoon in the 2022 KBS Drama Special episode 2: "Currently Offline", which aired on November 22. In 2023, Kim was confirmed to play the role of Kim Chi-yeol, an ordinary student, in TVING original Duty After School, which premiered on March 21. He then nominated for Best New Actor at the 2nd Blue Dragon Series Awards in July and at the 2023 APAN Star Awards in December, respectively. In 2024, Kim was announced as part of the ensemble cast of Disney+ original series Light Shop, which was released on December 4.