
Watch S1, EP27: The Alternative Factor with Fubo for $0 Today
Identical men (Robert Brown in a dual role) from parallel universes will cause total annihilation if they meet.
Identical men (Robert Brown in a dual role) from parallel universes will cause total annihilation if they meet.
More episodes
Star Trek
S2, EP6 "The Doomsday Machine"Only the Enterprise and the battered Constellation stand between an ancient weapon and devastation; guest William Windom.
Star Trek
S2, EP1 "Amok Time"Spock must take a bride (Arlene Martel) on his home world or die when the Vulcan mating cycle overwhelms him.
Star Trek
S2, EP2 "Who Mourns for Adonais?"A being, claiming to be the Greek god Apollo, wants the adoration of the Enterprise crew; guest Leslie Parrish.
Star Trek
S2, EP3 "The Changeling"The space probe Nomad, its programming altered in an encounter with an alien device, mistakes Kirk for its creator.
Star Trek
S1, EP29 "Operation -- Annihilate!"Mind-controlling organisms infesting a colony world attack Kirk's brother and his family, then turn on Spock.
Star Trek
S1, EP28 "The City on the Edge of Forever"Capt. Kirk faces an agonizing choice when he and Spock follow McCoy to 1930s New York to restore history's altered course. A Hugo Award winner.
Star Trek
S1, EP27 "The Alternative Factor"Identical men (Robert Brown in a dual role) from parallel universes will cause total annihilation if they meet.
More science fiction shows
See allFuturama
Accidentally frozen, pizza-deliverer Fry wakes up 1,000 years in the future. He is taken in by his sole descendant, an elderly and addled scientist who owns a small cargo delivery service. Among the other crew members are Capt. Leela, accountant Hermes, intern Amy, obnoxious robot Bender and lobsterlike moocher "Dr." Zoidberg.
Marvel's Iron Man and His Awesome Friends
Iron Man, Ironheart and Iron Hulk work together in iron suits to solve problems and protect their city.
ALF
A smart-mouthed creature, ALF (aka Alien Life Form), crash-lands in a suburban garage. His spaceship is beyond repair, he's ugly, he's short, he's got a bad attitude. What's a family to do? Why, take in the furry creature, of course, and watch as he comments on humankind and tries to eat the cat -- a delicacy on his home planet of Melmac.
The X-Files
In one of the longest-running science fiction series in network TV history, FBI special agents investigate unexplained, mind-bending cases known as "X-Files." Though the government is convinced that the outlandish reports are false, conspiracy theorist Fox Mulder (David Duchovny) and realist Dana Scully (Gillian Anderson), for most of the series, stop at nothing to prove that "the truth is out there." Series creator Chris Carter also serves as executive producer of the thrilling pop-culture phenomenon.