Leap Day (; ; lit. The Day of Death) is a Thai mystery thriller television series starring Jirawat Sutivanichsak (Dew), Naravit Lertratkosum (Pond), Atthaphan Phunsawat (Gun) and Pathitta Pornchumroenrut (Pahn).
Produced by GMMTV together with Keng Kwang Kang Waisai, it was announced as one of the television series of GMMTV for 2024 during their "GMMTV2024: UP&ABOVE Part 2" event held on April 23, 2024. It officially premiered on GMM 25 and Viu on April 1, 2025, and ran until June 24, 2025.
Synopsis Day (Naravit Lertratkosum) and Night (Jirawat Sutivanichsak), who were born on February 29, are both afflicted by a horrible curse that will take away their loved ones every four years. The curse's threat to others around them keeps the two isolated. One day, Night meets Dream (Pathitta Pornchumroenrut), his classmate who becomes his source of happiness. Meanwhile, Day is caring for Ozone (Atthaphan Phunsawat), an autistic kid of his distant relative after his mother dies. As Day and Night's twentieth birthday draws near, they become more concerned about their loved ones.
Cast and characters Main Source: Jirawat Sutivanichsak (Dew) as Rattikan Chayutra (Night) Naravit Lertratkosum (Pond) as Itsara Jittiphat (Day) Atthaphan Phunsawat (Gun) as Ozone Anawin Pathitta Pornchumroenrut (Pahn) as Dream Phakhwan
Supporting Gandhi Wasuwitchayagit as Professor Wiwat Night's lecturer at the medical school who was an active obstetrician-gynecologist that delivered Night and Day and shares the same birthday as them. Sirininatthakul (Pon) as Kittiphop Jarudej (Kit) A doctor whose license was revoked and Professor Wiwat’s friend. He has the same fate as Professor Wiwat, Day, and Night as he was also born on February 29. Kirati Puangmalee (Title) as Win Dream's senior who often flirts with her.
Preeyaphat Lawsuwansiri (Earn) as Joy
Night's girlfriend who suddenly dies on his birthday after Night blows the candle.
Soundtrack Song titleEnglish titleArtist อยู่เพื่อรักเธอ Here You Are Louis Thanawin, Ford Allan, Fluke Nattanon
References
External links Leap Day (2025) Official Trailer
GMMTV