Dubai Stalled vehicle causes delays on Dubai road, police urge caution 31 December Indian actress kills ex-boyfriend in front of husband. UAE rings in with massive fireworks displays. In , it was the turn of Jolly's then husband Roy Thomas. So far the probe suggests that Jolly served food laced with cyanide to the victims. Despite being cheerful in appearance, did Jolly Thomas, the serial cyanide killer of Kozhikode, suffer from a personality disorder?