Jeon Yeo-been
Dr. Helen Cho
for Dr. Helen Cho in Avengers: Age of Ultron (2015)
Suggested by efficientsuit6230
When Tony Stark and Bruce Banner try to jump-start a dormant peacekeeping program called Ultron, things go horribly wrong and it's up to Earth's mightiest heroes to stop the villainous Ultron from enacting his terrible plan.
