Answering fan questions on his official Facebook page, director James Gunn revealed that production on 'Guardians Of The Galaxy Vol. 2' is set to begin in February 2015.  "I am Groot" Gunn also confirmed that Vin Diesel will return to voice Groot in the sequel. When we last saw Groot, he was a sprout in a pot, dancing away to … Continue reading ‘Guardians Of The Galaxy Vol. 2’ – Starts Filming In February 2016, Vin Diesel Returning, Composer Tyler Bates Returning