“An Apology to Elephants” is a moving and revelatory documentary that traces our long history with the magnificent creatures and examines the abuse man has inflicted on them over the years. Lily Tomlin narrates. 7 p.m., HBO.
Tony and Ziva (Cote de Pablo, Michael Weatherly) fans should enjoy tonight’s episode of “NCIS.” The two share a slow dance while hunting her father’s killer in Germany. Can a major smooch be far behind? 8 p.m., CBS.
Is your financial future in peril? “The Retirement Gamble” is a new “Frontline” installment that raises troubling questions about the security of our IRA and 401K plans. Shudder. 10 p.m., PBS.
Big, bearded Kahunas? On the season finale of “Duck Dynasty,” the Robertsons head off on a Hawaiian vacation. Just the thought of those dudes in swimwear makes us giggle. 10 p.m., A&E.
On “The Vampire Diaries,” we get our first look at what could be a spinoff of the popular series. The “pilot” has Klaus (Joseph Morgan) heading for New Orleans on a tip that a cabal of witches is plotting to take him down. 8 p.m., The CW.
Is this the end for “Happy Endings”? The sitcom closes out its season with back-to-back episodes, the first of which features quest appearances by Megan Mullally and Michael McKean. After that, the “bubble” show faces an uncertain future. 8 p.m., ABC.
The amazing new game show, “Bet On Your Baby,” continues as parents challenge their little rugrats to do things like catch a beach ball and make animal sounds. Yes, people. That’s actually a show. 8 p.m., ABC.
Contra Costa Times