Grease: Live (7 p.m., Fox) – NBC has done it three times (twice successfully) and now Fox takes a swing at a live TV musical. “Grease,” as we all surely know, involves the high school romance of Sandy (Julianne Hough) and Danny (Aaron Tveit). Others from the cast include Vanessa Hudgens, Carly Rae Jepsen, Keke Palmer, Boyz II Men, Mario Lopez, Ana Gasteyer and Eve Plumb.
Galavant (8 p.m., ABC) – In the finale, all seems lost for Isabella and the people of Hortensia – until Galavant and his zombie army arrive. Later, Madalena and Wormwood’s spell causes the zombie army to revolt.
The Good Wife (9 p.m., CBS) – After a former bond court client is wrongfully imprisoned, Alicia argues against Judge Schakowsky.
Downton Abbey (9 p.m., UNC-TV) – Thomas extends a generous offer to Andy and Spratt comes to Denker’s rescue.
Fighting ISIS (10 p.m., HBO) – A VICE special report in which journalist Ben Anderson gains access to three front lines in Iraq, where Sunni, Shiite and Kurdish forces are battling the Islamic state.