'Goblin' star Gong Yoo's abs on display; trainer shares his workout routine

When he is not filmimg, the South Korean actor spends three hours at the gym every day. Photo: Filepic and Allure Korea

South Korean actor Gong Yoo isn't on social media, which is why any photo of the Goblin actor in an informal setting – especially one revealing his muscular physique – immediately sparks interest.

Fitness trainer Yoon Tae Sik was sharing about his client Gong Yoo's workout routine in an Aug 2 video interview with Allure Korea.