The Lightning (CW at 8) Iris discovers the cause of her time sickness as Team Flash prepares for a fight.
So you think you can dance (Fox at 9:01 am) The top 12 contestants go into the studio rounds and dancers pair up in partner’s style.
Planet California (PBS at 10) A celebration of California’s wildlife and how they are adapting to the droughts, dams and fires that are threatening their ecosystem.
snowflake mountain (Netflix) This reality series thrusts 10 busy young adults into the great outdoors without their parents’ coddling.
The Hidden Life of Pets (Netflix) An opportunity to meet amazing animals from around the world and learn about the latest science on pet senses and abilities.
Bruna Louise: demolition (Netflix) Comedian Bruna Louise turns her terrible relationships into hilarious jokes in this comedy special.
Chernobyl: The Lost Tapes (HBO at 9) The story of the Chernobyl nuclear disaster, told through newly discovered footage and interviews from those who were there.
The Umbrella Academy (Netflix) In Season 3, the members of the Umbrella Academy return to the safety of the present, only to find that time isn’t what they left it. Pictured above from left: Emmy Raver-Lampman as Allison, Elliot Page as Viktor, David Castañeda as Diego, Aidan Gallagher as Number Five and Robert Sheehan as Klaus.
Wellington Paranormal (CW at 9) Season 3.
What on earth? (Science at 9) Season 11.
Tonight Show/Fallon (NBC at 11:34) Maya Rudolph, Emma Chamberlain, Brett Eldredge.
Late Show/Colbert (CBS at 11:35) Taika Waititi, David Sedaris.
Jimmy Kimmel Live (ABC at 11:35) Tessa Thompson, Kevin Morby, guest host Sean Hayes.
Late Late Show/Corden (CBS at 12:37) Chris Pratt, Taylor Kitsch, James Bay.
Late Night/Meyers (NBC at 12:37) John Mulaney, Jenny Slate, Pheelz, Ralph Alexander.