A close friend of MacGyver is murdered. In searching for a reason for this assassination MacGyver discovers a secret nuclear weapons plant right in the center of Britain.

The program features various risks to civilization, humans and planet Earth. Hosted by Matt Lauer, the documentary features 10 different scenarios that could bring an end to all life on Earth with interviews by Al Gore, Michio Kaku, Daniel H. Wilson, and others, and clips from various films and television programs.

Angus MacGyver's nephew Clay leaves school and winds up joining his uncle's organization, the Phoenix Foundation, on a lark. He begins to discover that, with time, his talents could closely match his uncle's. The show was scheduled to start in the fall of 2003.

Trying to transport Tegan to Heathrow airport on present-day Earth, The TARDIS accidentally lands on-board a alien spaceship traveling to Earth which will arrive in 4 days. Where the Doctor, Adric, Nyssa and Tegan encounter the frog like Monarch, ruler of the doomed planet Urbanka. Only to find Monarch has abducted generations of humans from different cultures and converted them into cyborgs. The Doctor and Tegan discover Monarch's true goal is to travel faster than the speed of light, and traveling back into time where he will meet himself and wipe out the human race, repopulating the Earth with his own race.

Deputy Dan Creede trails bank robbers to a cabin and after a gunfight believes he killed the man Wagner he finds inside. Quitting his job he goes with Wagner's son and takes the foreman's job on the Wagner ranch. The bank robbers who actually killed Wagner also arrive and realize Dan has not told the Wagners he was the killer. As Dan has become attached to the boy, they threaten to expose him unless he lets them rustle Wagner's herd.

Steve Allison warns freight-line owner Dan Parks not to transport U. S. gold, but when a hidden shipment is discovered on one his wagons, the suspicion lands on Parks, who resists arrest and flees. Allison, in his later-ego guise of the Durango Kid, sets out to clear his friend of the framed-up charge, by his crooked partner, Morgan, and also reunite him with his young son, Ronnie.

Jeff Gordon and "Hungry" Huggins arrive in Twin Forks to find that Jeff's brother has been murdered, supposedly by another rancher, Bart Jackson. The bank, which holds a mortgage on the ranch, is about to foreclose on the widow, Alice Gordon. Dorothy Jackson, the daughter of the accused rancher, asks Jeff and "Hungry" for their aid in proving her father innocent. Jeff is able to prove that bank president Foster Felton, who is after both ranches, is the man behind the killing.

The Doctor and his companions arrive on a spaceship headed for Earth, populated by natives of Earth from various different eras and commanded by the leaders of the Urbankan race. What are the Urbankans' intentions when they reach Earth?

Achilles, a normal man infected with a disease that will bring down the Erebus rulers (human/machine hybrids) escapes back in time from 2410 to the present day where he has a chance to stop the Erebus from ever rising to power. However he is followed by the Erebus-7 who will stop at nothing to hunt him down.

Follows the infamous Sólborgarcase where a mother and her brother were accused of killing their newborn.