Three tornadoes converge to wreak havoc on Chicago, disrupting the power grid and creating the worst super-storm in history: a category 6 twister.
Nancy McKeon
Amy Harkin
Thomas Gibson
Mitch Benson
Chandra West
Rebecca Kerns
Randy Quaid
Tornado Tommy
Dianne Wiest
Shirley Abbott
Brian Dennehy
Andy Goodman
Brian Markinson
Chris Haywood
Nancy Anne Sakovich
Jane Benson
