This mild-mannered high school chemistry teacher adopts a menacing alter ego after turning to cooking a highly pure, blue-tinted drug following a life-changing diagnosis.

Known earlier for a bumbling sitcom-dad role, this actor and director won four Primetime Emmys for playing this show's chemistry-teacher-turned-kingpin lead.

Nicknamed for an 18th-century Spanish duke and colonial viceroy, this New Mexico city sits along the Rio Grande and hosts a famous hot air balloon festival each October.