By Any Other Name
Series: Star Trek
Airdate: February 23, 1968 | Year Set: 2268
Season 2, Episode 22
Summary
Kelvans from the Andromeda galaxy have discovered that rising radiation levels will make their galaxy uninhabitable within ten millenia. So they have dispatched generation ships of soldiers to nearby galaxies to see which of them they might conquer. Enterprise encounters such a group when her crew answers a distress call. With the Kelvans' superior technology, they may well be able to conquer the entire Milky Way galaxy!