Breaking out

The upcoming Big Hero 6, about a futuristic world of robots, will add to the growing trend of animated movies with sophisticated storylines. Reuters reports in Los Angeles.

An oversized personal healthcare robot assistant might seem out of place next to the princesses and furry animals that have won over legions of fans, young and old, in animated films.

But for every young girl belting out Frozen princess anthem Let It Go, Walt Disney Co is betting there's a nerd who will root for the geeks and robot fighting evil in Big Hero 6.