Because you like Jackie Burkhart in That '70s Show
Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.
Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.
Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.
This beautiful aesthete wins the hearts of both ladies and men. But Dorian Gray also happens to have his soul sealed in a painting. See them in Dorian Gray.
A rugged frontiersman and consummate survivor, Hugh Glass has a relationship with the natural world that is downright spiritual. See them in The Revenant.
Lyra Belacqua is prone to getting in trouble, but she's also clever enough to get out of it. Most of the time. See them in The Golden Compass.
Nomi Marks is a brilliant hacker with an open-minded, accepting spirit. See them in Sense8.
Joey Tribbiani's true passions in life are acting, sandwiches, football, sex, and asking ladies, "how you doing?" See them in Friends.
The "runt" of his biker gang, Tetsuo Shima grapples with a perpetual inferiority complex. See them in Akira.
Whether it's punching a meteor or saving a teen from jumping, Superman tries to be in as many places as Kryptonianly possible. See them in DC Extended Universe.