Karl Yune is an Asian-American actor. His acting career started in the mid-2000s with his debut was in the film Forbidden Warrior. He next appeared in the movie Anacondas: The Hunt for the Blood Orchid. He then appeared as Koichi in the movie Memoirs of a Geisha. In the 2010s, he had roles in the films Real Steel and The Invitation. During the latter part of the decade, he had roles in the movies Speed Racer and Slaughter. He also became known for playing the role of Maseo Yamashiro on the television series Arrow. He appeared in 19 episodes of the show, earning him recognition.