Love is Strange (R): John Lithgow and Alfred Molina are a gay couple who, after four decades together, decide to put a ring on it. But after one of them gets fired, they are forced to live separately with roommates until they can find a new place they can afford.
Falling Skies (9 p.m. Sunday, TNT): Season four concludes with back-to-back episodes.
BET Awards 2014 (8 p.m. Monday, BET): Chris Rock hosts; Lionel Richie gets the Lifetime Achievement award. Guess we’re stuck on him.
The Unauthorized Saved By the Bell Story (9 p.m. Monday, Lifetime): Scripted retelling of behind the scenes at the Saturday morning show that made Mario Lopez and Elizabeth Berkley teen superstars.
The Fidel Castro Tapes (9 p.m. Tuesday, PBS): Just so you know, this is a documentary about the former Cuban leader, and not a playlist culled from old cassettes of salsa music.
Stand Up to Cancer (8 p.m. Friday, all broadcast networks and various cable channels): This cancer research fundraiser features musical artists such as Ariana Grande and Lupe Fiasco and actors including Reese Witherspoon and Will Ferrell.