10 sexiest sci-fi actresses 

The ultimate list of sirens

from giant freakin robot

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nichelle

nichols

Star Trek's Uhura's finest moment came in the mirror universe.

#10

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grace

park

She was a complicated character on Battlestar Galactica.

#9

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eliza

dushku

She started on Buffy and then starred in the canceled to soon series Dollhouse.

#8

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yvonne

strahvoski

She starred in Chuk and also appeared in The Handmaid's Tale

#7

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lucy

lawless

She's Xena Warrior Princess and also one of the sexiest cylons on Battlestar Galactica.

#6

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lena 

headey

She played the sexiest Sarah Connor on Terminator: The Sarah Connor Chronicles.

#5

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morena

baccarin

She's Serenity's resident prostitute on Firefly. and also an alien on V.

#4

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jeri

ryan

She plays Seven of Nine on Star Trek: Voyager and on Star Trek: PIcard.

#3

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gillian

anderson

She starred on The X-Files in the 90s and she's not been forgotten.

#2

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tricia 

helfer

As the cylon Six on Battlestar Galactica, Helfer was one of the sexiest characters in the history of TV.

#1