Cho Seung-woo (조승우; born March 28, 1980) is a South Korean actor widely regarded for his versatility across film, television, and musical theatre. He made his screen debut in Chunhyang (2000), where he was selected from hundreds of candidates, marking the beginning of a career defined by careful role selection and consistent critical acclaim. In cinema, he established himself through performances in works such as Marathon (2005), Tazza: The High Rollers (2006), and Inside Men (2015), demonstrating a wide acting range that moves between restrained realism and intense character-driven roles. His filmography reflects a preference for complex narratives and morally layered characters. On television, he gained broader recognition through his role as Hwang Si-mok in Stranger (2017–2020), a performance noted for its controlled emotional expression and precision. The role further reinforced his reputation as an actor capable of conveying depth through subtlety. In addition to his screen work, Cho Seung-woo is one of the most prominent figures in Korean musical theatre. He has led major productions including Jekyll & Hyde and Hedwig and the Angry Inch, earning acclaim for his vocal ability and stage presence, and contributing significantly to the popularity of musicals in South Korea. Across mediums, he is recognized for his disciplined approach to acting and his ability to fully inhabit diverse roles, maintaining a career that balances critical recognition with enduring public respect.