Three theatres in Canada’s Greater Toronto Area reportedly playing Hindi movies were evacuated after masked men sprayed an “unknown substance” in the air earlier this week, as per police and media reports. The people in the theatres were evacuated and some were treated for exposure after the incident, CBC News.Three theatres in Canada’s Greater Toronto Area reportedly playing Hindi movies were evacuated after masked men sprayed an “unknown substance” in the air earlier this week, as per police and media reports. The people in the theatres were evacuated and some were treated for exposure after the incident, CBC News.