Tosk194949.jpg Tosk This DS9 race was perpetually hunted, so we suppose they're probably the tastiest alien in the Star Trek universe. tailhead2848484.jpg Tailheads If their tails are anything like that of a dog, these humanoids probably get whiplash when they get too excited. cardassian394959.jpg Damar A member of the Cardassian race, he is forever denied from the facial expression of furrowing his brow. Gowron4959595.jpg Gowron The Klingons are one of Star Trek's most popular races, even though they look like their scalps are melting. silik547474.jpg Silik This Enterprise alien received futuristic technology to genetically engineer himself. Yet he seems to be unable to genetically engineer more appealing skin. Zek658585.jpg Zek Members of the Ferengi race spend a fortune on Q-Tips. donik747474.jpg Donik This Voyager Hirogen survived the holgrams' 2377 rebellion. Apparently, it left an octopus stuck to the side of his head, or something. Ruafo847474.jpg Ru'afo This Insurrection alien tries to kill Picard, but Picard shows the true power of a magnificently-coiffed scalp. borg9484747.jpg The Borg Featured prominently in First Contact, Borgs weren't a true race, they just all happen to look ridiculously scary. viceroy4854293.jpg Reman Viceroy The Viceroy was played by Ron Perlman in Nemesis. He still looks less scary than normal Perlman. cavebear29393.jpg Ayla Daryl Hannah starred in Clan of the Cave Bear, about a misplaced Cro-Magnon. It flopped in theaters, but got an Oscar nod for best makeup because who doesn't love a sexed-up cave woman? romulancorpse134485858.jpg Romulan Corpse This body from Generations shows that good makeup can make even a dead alien look scary. davebowman149338.jpg Dave Bowman 2010 saw the displaced astronaut providing messages to current space explorers through a TV screen. Only it wasn't horrifying like in Poltergeist. rocky234892348389-1.jpg Rocky Dennis The 1985 film Mask tells the story of a disfigured boy. The actor underwent a makeup process as lengthy as the one co-star Cher must undergo to be on-camera today.