Ebola, Marburg, Nipah, COVID-19, and now avian flu – the list of deadly viruses jumping from animals to humans keeps on growing. Despite the long coexistence of these pathogens and humans, why are these spillover events becoming alarmingly frequent? What role do our actions play in triggering these outbreaks? The gripping documentary Spillover embarks on a global journey to uncover the answers, offering an urgent and eye-opening look at the origins of some of the world's deadliest viruses.