There's a morbid symmetry to how the "Dexter" franchise limps along as its parent company, too, becomes a shell of its former self. Showtime, once a premium cable competitor to HBO, now lives on largely as a sub-brand of a streaming service while Paramount Global grovels before the Trump administration to complete its own sale.

The “Dexter” universe expands this week with the arrival of another spinoff.

“Let me give you a little advice, serial killer to serial killer. Where you went wrong is thinking you could have it all — a family and your dark passenger,” says Arthur.