Warrior Baek Dong-soo is a 2011 South Korean fusion historical/action television series starring Ji Chang-wook in the title role, with Yoo Seung-ho, Yoon So-yi, Shin Hyun-bin, Choi Min-soo and Jun Kwang-ryul. It aired on SBS from July 4 to October 10, 2011, on Mondays and Tuesdays at 21:55 (KST) for 29 episodes.

Ji Chang-wook is a South Korean actor and singer. He rose to fame for playing the lead role of Dong-hae in daily drama series Smile Again (2010–2011), and has had notable lead roles in television series such as Warrior Baek Dong-soo (2011), Empress Ki (2013–2014), Healer (2014–2015), The K2 (2016), Suspicious Partner (2017), Melting Me Softly (2019), Backstreet Rookie (2020), Lovestruck in the City (2020–2021), The Sound of Magic (2022), If You Wish Upon Me (2022), The Worst of Evil (2023) and Welcome to Samdal-ri (2023–2024).