Mark Sheppard

During the American Civil War, five northern POWs make the decision to escape the war by hijacking a hot air balloon. Drifting through the night, they wake to find themselves marooned ...

Paleontologist Robert Trenton is called to Northeastern Antarctica near the Indian Ocean to help the FBI build an underground maximum-security military base and prison for the world's ...

When an unknown underwater object disables an American nuclear-powered submarine and attacks a submerged Arctic research complex, a scientific expedition flies to the North Pole to ...

When her father seemingly goes missing, divorcee Laura LeCrois is forced to return home after a 20-year hiatus. However, home is not the way Laura remembers it. Her father is in major ...