Sung Joon is a South Korean actor. Born on July 10, 1990, as Bang Sung Joon, he began his career as a model but then switched over to acting. He is best known for roles in the popular television dramas “Shut Up! Flower Boy Band” (2012), “Gu Family Book” (2013), “I Need Romance 3” (2014), “Discovery of Love” (2014), “Hyde Jekyll, Me” (2015), “High Society” (2015), “Madame Antoine” (2016) “Perfect Wife” (2017).