He appeared in the films Two Weeks Notice, Robot Stories, and Justice. In 2004 he had a recurring role as Detective Kent Yoshihara on the TV series Third Watch. Kang is best known for his role on the CBS series the mentalist as Kimball Cho starting in 2008. He has appeared in the TV shows Law & Order: Criminal Intent, Law & Order: Trial by Jury, Chappelle’s Show, Ghost Whisperer, Monk, and The Office. Kang has also appeared in the movies The Forgotten, Spectropia, Rambo (2008), and Mr. Sadman. He launched a production company called One Shoot Films in 2012. Kang is a black belt in Taekwondo and is a spokesman for the National Center for Missing and Exploited Children.