Feature roles, beginning with Midway (1976), have generally been small, but in the 1990s Kusatsu had roles in Dragon: The Bruce Lee Story (1993, as a history teacher) and In the Line of Fire (1993, as a Secret Service agent). He appeared as a high school English Teacher in American Pie (1999). Other recent films have been Shopgirl as Mr. Agasa, and in Sydney Pollack's The Interpreter (2005) as Lee Wu, head of security for the United Nations Headquarters. He played the recurring role of Dr. Dennis Okamura on the CBS soap opera The Young and the Restless. Kusatsu starred in Harold & Kumar Escape from Guantanamo Bay (2008) as Mr. Lee. He is also one of the most recognizable actors in the TV and movie industry whenever an ethnic character is needed. He also appeared as three different characters on Magnum, P.I., including the Vietnamese Colonel Ki character who severely wounds Thomas Magnum (Tom Selleck), and in another episode irritated Magnum with his John Wayne impression