Harry Shum, Jr. (born April 28, 1982) is an American actor, dancer, singer, songwriter, and choreographer. He is best known for his role as Mike Chang on the Fox television show Glee and as Magnus Bane on the show Shadowhunters based on the Mortal Instruments Series. He has appeared in dance films such as Stomp the Yard, You Got Served, Step Up 2: The Streets and Step Up 3D. He also played the character of Elliot Hoo in The Legion of Extraordinary Dancers.