Top 10 Alien Races in Television History

1 Borg (Star Trek)

2 Daleks (Doctor Who) The Daleks are a fictional extraterrestrial race of mutants principally portrayed in the British science fiction television programme Doctor Who.

3 Weeping Angels (Doctor Who)

4 Cylon (Battlestar Galactica)

5 Klingon (Star Trek)

6 Goa'uld (Stargate SG-1)

7 Vulcan (Star Trek)

8 Asgard (Stargate SG-1)

9 Narn (Babylon 5)

10 Melmacian (Alf)

The Contenders

11 Romulans (Star Trek)