Heo Jun-Seo: South Korean Actor

Heo Jun-Seo (Hangul: 허준서) is a South Korean television actor born on August 3, 2006. He has appeared in various television drama series productions in the South Korean entertainment industry.

Heo Jun-Seo promotional portrait photograph — Heo Jun-Seo

Acting Career

Heo Jun-Seo began appearing in television series roles. In 2025, he appeared in the ENA and Genie TV drama series Idol I, portraying the teenage version of the character Do Ra-Ik. Following this, he was cast in the 2026 tvN television drama series See You at Work Tomorrow (Naeildo Chulgeun!), taking on the role of Cha Joon-Soo.

Filmography

Television Series

See You at Work Tomorrow (tvN / 2026) - Cha Joon-Soo
Idol I (ENA-Genie TV / 2025) - Do Ra-Ik (teen)