Meanwhile, “Dexter” approaches its 20th year on its third spinoff, bringing its namesake antihero back from the dead for yet another bite at the apple. The whole situation is as grimly amusing as “Dexter” used to be in its prime.

Krysten Ritter is an American actress who's starred in some major television hits. She's played Jessica Jones in the Marvel Universe, Jane on Breaking Bad, Kira on Orphan Black, Chloe on Don't Trust the B in Apartment 23, and Gia on Veronica Mars.