The Voice The final four artists perform for the judges in Part 1 of the two-part season finale. 8 p.m. NBC
Supergirl Superman (guest star Tyler Hoechlin) returns to help Supergirl (Melissa Benoist) as she and Rhea (guest star Teri Hatcher) engage in a battle that will determine the fate of National City. Calista Flockhart and Chyler Leigh also star. 8 p.m. KTLA
Dancing With the Stars The quest for the mirrorball trophy nears the end, as this edition of the unscripted series presents the last performances in which the remaining couples will be judged. Hosts Tom Bergeron and Erin Andrews set the stage for...