Castle is just plain fun. Their cases can actually be pretty interesting sometimes, but the true gem of this series is the interaction between the characters. The cast play off of each other flawlessly.
Created by Vince Gilligan. With Bryan Cranston, Aaron Paul, Anna Gunn, Betsy Brandt. A high school chemistry teacher diagnosed with inoperable lung cancer turns to manufacturing and selling methamphetamine in order to secure his family's future.