Reba McEntire joins "The Voice" as a coach, filling the void left by Blake Shelton. The Blind Auditions, always a fan-favorite, are the highlight of the season. Jesse L. Martin returns to NBC in the new series "The Irrational," playing a crime-solving expert in behavioral science. Hulu's reboot of "Futurama" ends its 11th season with an existential storyline. "NCIS" celebrates its 20th anniversary with a prime-time mini-marathon, replaying its first episode and featuring significant episodes from past seasons.