Harry Shum Jr. is an American actor. Shum has played Mike Chang on the Fox television series Glee (2009–2015), Magnus Bane on the Freeform television series Shadowhunters (2016–2019), and Benson Kwan on the ABC television series Grey's Anatomy (2022–present). He was nominated for six Screen Actors Guild Awards for best ensemble performance in Crazy Rich Asians, Glee and Everything Everywhere All at Once, winning for the latter two. Shum won the award for The Male TV Star of 2018 in the E! People's Choice Awards for Shadowhunters.

Michael Robert Chang Jr. is a fictional character from the Fox musical comedy-drama series Glee. The character is portrayed by actor and dancer Harry Shum Jr., and has appeared on Glee since the fourth episode in the first season, "Preggers", first broadcast on September 23, 2009. Glee follows the trials of the New Directions glee club at the fictional William McKinley High School in the town of Lima, Ohio, of which Mike is a member. He is introduced as a football player who joins the club together with a few of his teammates, and quickly shows himself to be an excellent dancer, being the best ones in the group along with Brittany Pierce. His character is slowly developed throughout the series, pairing him with Tina Cohen-Chang in the second season. He was promoted to the main cast in the third season with a prominent storyline in his senior year. He reverts to the recurring cast in the fifth season and final season.