What is the name of the 54th Disney animated feature film that won the Oscar for Best Animated Feature in 2015?
Don Hall (filmmaker):  "Big Hero 6" won the Oscar for Best Animated Feature in 2015. Big Hero 6 (film):  The film features the voices of Scott Adsit, Ryan Potter, Daniel Henney, T.J. Miller, Jamie Chung, Damon Wayans, Jr., Genesis Rodriguez, Alan Tudyk, James Cromwell, and Maya Rudolph.
Big Hero 6