Portrayed by: Julie Benz
Dies in: "The Getaway" (Season 4, Episode 12)

Love her or find her annoying, you’re fronting if you weren’t downright unsettled when Dexter came home after triumphantly dispatching The Trinity Killer to find his innocent, unbelievably oblivious wife Rita’s lifeless body soaking in a tub of her own blood (a Trinity trademark), while their baby cried in a pool of the red stuff off in the corner.

After a season of playing unnecessary cat-and-mouse games with Trinity instead of just killing him outright, Dexter pays the ultimate price, in a Se7en-esque gut punch that reveals the protagonist triumphed too late. It’s a tragedy he brought on himself, but that bathtub image...