Tornado!

Tom Merrick gets caught up in a time-traveling conspiracy and must set the timeline right before it is irrevocably altered.

Scientists make a horrible discovery: The "Big One" is coming in two days, with it, California will sink to the ocean. Their only hope is to rupture...

When the crew of an American tugboat boards an abandoned Russian research vessel, the alien life form aboard regards them as a virus which must be...

After paleoclimatologist Jack Hall is largely ignored by UN officials when presenting his environmental concerns about the beginning of a new Ice...

A packed cruise ship traveling the Atlantic is hit and overturned by a massive wave, compelling the passengers to begin a dramatic fight for their...

When an asteroid threatens to collide with Earth, NASA honcho Dan Truman determines the only way to stop it is to drill into its surface and detonate...

An unprecedented series of violent tornadoes is sweeping across Oklahoma. Tornado chasers, headed by Dr. Jo Harding, attempt to release a...

A couple flying on a small plane to attend a tropical island wedding must fight for their lives after their pilot suffers a heart attack.

In the aftermath of a massive earthquake in California, a rescue-chopper pilot makes a dangerous journey across the state in order to rescue his...

A group of skiers are trapped inside a runaway train hurtling down a mountainside.

The passengers in an aerial tramway are trapped when the tramway breaks down 8,500 feet in the air.

A claustrophobic armed robber, fleeing from his latest job, finds himself trapped with a group of people between floors in a high-rise building's...