Michael C. Hall, Jennifer Carpenter, Julie Benz
Seasons: 1-3
Network: Showtime

Story: Dexter Morgan works for the Miami Metro Police Department as a blood pattern analyst. That's just his day job, at night he's a serial killer who goes around killing off some of societies less desirable elements.

Lee Pace, Anna Friel, Kristin Chenoweth
Seasons: 1-2
Network: The CW

Story: A pie maker gifted with the ability to bring dead things back to life briefly by touching them goes around finding out who killed murder victims by asking the corpses themselves, and then collecting the reward.

Jonas Armstrong, Keith Allen, Sam Troughton
Seasons: 1-2
Network: BBC1

Story: Returning to England after years fighting in the Crusades, Robin of Locksley is shocked to find the sheriff is running Nottingham with an iron fist. Becoming an outlaw, he and his merry men set out to bring the sheriff down.