Mark Roper

Two brothers and an avalanche researcher try to convince villagers that a giant wall of snow will soon destroy their valley.

A volcanologist attempts to convince an Italian town that a nearby volcano is soon to blow, whilst trying to make sense of his tragic past, and how it might be linked to the coming disaster.

After seizing an American nuclear missile silo, a terrorist group demands $1 billion and the president's resignation - or they will destroy Washington, D. C.