Logan Marmino portrays a 12-year-old happy to be going to public school after being home schooled but wary of how he’ll be treated, due to his prosthetic leg. The new family series, “Best Foot Forward” (Apple TV+, streaming), based on the book “Just Don’t Fall” by Josh Sundquist, also stars Peyton Jackson and Trinity Jo-Li Bliss. 

Nathan Fielder’s “The Rehearsal” (HBO, 11 p.m.) begins a longer arc, about a woman considering raising a child, but it involves switching in child actors every two hours.

Billy Porter’s directorial debut “Anything’s Possible” (Amazon Prime, streaming) concerns the senior year of a trans girl, portrayed by Eva Reign. 

Rafe Spall and Esther Smith return, playing new parents, for the third season of “Trying” (Apple TV+, streaming). 

The action adventure “The Gray Man” (Netflix, streaming), starring Chris Evans and Ryan Gosling, that only opened in theaters last week, makes its streaming premiere.

“Cesar Millan: Better Human, Better Dog” (National Geographic, 9 p.m.) returns for a new season. 

On a new “Conjuring Kesha” (Discovery+, streaming), the pop star takes former “Bachelorette” Jojo Fletcher and a Bigfoot enthusiast to Mount Shasta.