NCIS Robert Wagner reprises the role of Tony DiNozzo Sr., who’s approached by Abby, Bishop and McGee (Pauley Perrette, Emily Wickersham, Sean Murray) about subletting his now-absent son’s apartment. 8 p.m. CBS
The Flash Caitlin (Danielle Panabaker) needs her mom’s help in understanding her transformation. Grant Gustin, Tom Felton and Jesse L. Martin also star. 8 p.m. KTLA
The Middle Sue (Eden Sher) is ready to call things off with boyfriend Jeremy (Will Green) and turns to Axl (Charlie McDermott) for advice on how to do it. 8 p.m. ABC
The Contenders -- 16 for...