10 am ET/PT | 9 am CT | 11 am MTAstronomer George Herbert (C. Thomas Howell) is assigned to investigate reports of strange meteors crashing into earth near New York, Los Angeles and Washington, D.C. As the meteors land, enormous multi-limbed metal creatures disembark and begin destroying everything and everyone in their path with heat-ray guns. Amidst the apocalyptic destruction, Herbert teams with a soldier (Andy Lauer) and a pastor (Rhett Giles) on his journey into Washington to reunite with his family.
12 pm ET/PT | 11 am CT | 1 pm MTTwo years after a devastating alien invasion, George Herbert (C. Thomas Howell), a scientist working for the U.S. Army, discovers that the extraterrestrials are planning to attack the planet again, this time by constructing a space-time hole between Earth and Mars. But Herbert is distracted when the Martians abduct his son. As the nations of the world come together to conduct a mission to Mars and defend their planet from another invasion, Herbert fights to get his child back.
2 pm ET/PT | 1 pm CT | 3 pm MTA biologist (Melissa Gilbert) discovers a race of aliens but loses control of her ship to a mutinous crew.
3 pm ET/PT | 2 pm CT | 4 pm MTA reporter in the company of military officers comes into contact with a higher, and possibly alien, power.
4 pm ET/PT | 3 pm CT | 5 pm MTQuinn and Colin reunite with their parents on a place they believe is their home world.
5 pm ET/PT | 4 pm CT | 6 pm MTWhen Colin and Quinn disappear during a slide, Maggie and Rembrandt meet a new Mallory who holds the key to what happened to the two brothers.
6 pm ET/PT | 5 pm CT | 7 pm MTSam leaps into the life of a once-great baseball player struggling to make it back to the major leagues.
7 pm ET/PT | 6 pm CT | 8 pm MTAs Hurricane Camille threatens the Mississippi Gulf area, Sam becomes a deputy sheriff evacuating the residents, aided by a Red Cross nurse.
8 pm ET/PT | 7 pm CT | 9 pm MTTwo families are torn between saving themselves and helping each other when their town comes under siege by zombies.
10 pm ET/PT | 9 pm CT | 11 pm MTThe SG-1 team faces its most formidable foe -- creatures of mass destruction that even the Asgard can't control.
11 pm ET/PT | 10 pm CT | 12 am MTThe SG-1 team must confront and smash replicators that have made their way to Earth. With Richard Dean Anderson.
12 am ET/PT | 11 pm CT | 1 am MTThe team responds to a cry for help from a civilization that traces its origins to Earth. With Richard Dean Anderson, Michael Shanks, Amanda Tapping, Christopher Judge and Don S. Davis.
1 am ET/PT | 12 am CT | 2 am MTThe sliders land on a college campus where Diana's alternate appears, a distressed version of herself; Mallory experiences violent flashbacks from Quinn's life.
2 am ET/PT | 1 am CT | 3 am MTAdama wrestles with his son's betrayal; President Roslin puts her trust in a Cylon.
3 am ET/PT | 2 am CT | 4 am MTAdama launches a search mission to Kobol to locate a team of tomb hunters, reconnect with his son and attempt to unify the fleet.