Because you like Kathryn Janeway in Star Trek Voyager
Stuck in space, Ryan Stone will either make it back to Earth and have one hell of a story to tell. Or she will burn into the ether. See them in Gravity.
Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.
Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.
Intelligent Adele is soft spoken yet brimming with emotion. See them in Blue is the Warmest Color.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
Charlotte is ready to embrace connection in a strange place. See them in Lost in Translation.
Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.
They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.
Bookish and socially anxious, Ruby Roundhouse is a teenager turned action heroine. See them in Jumanji.
Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.