Despite the heavy subject matter, Paul Mescal and Josh O'Connor developed a 'very light and boyish' atmosphere on the set of 'The History of Sound,' with the Oscar nominee revealing the two costars ate 'eight Jolly Ranchers a day.

Paul Mescal and Josh O’Connor brought the heat to Cannes Film Festival on Wednesday night with Oliver Hermanus’ “The History of Sound,” which earned a six-minute standing ovation. While Mescal received a standing ovation when walking in,

The Cannes Film Festival competition tuned into The History of Sound starring Paul Mescal and Josh O'Connor which got a nine-minute ovation.