Credit: Bob D’Amico/ABC; Ray Mickshaw/FOX; Andrew Eccles/USA Network; Kent Smith/SHOWTIME; Ben Mark Holzberg /The CW; Robert Sebree/SHOWTIME

Not all female TV characters are bad and b*tchy to the bone.

From Castle’s Detective Kate Beckett (Stana Katic) to Nikita’s titular spy (Maggie Q), TV’s gun-toting female crime fighters — and their typically equally attractive partners prefer to sizzle on the right side of the law. Instead of scheming their way through every episode, these badass ladies are all about serving up some serious justice.

But here’s where it gets tough: Of the following smokin‘ heroines, who is the absolute hottest?