(All times Eastern.)
The Bachelorette (ABC at 8) Hannah is down to the final three but is having a hard time letting one of them go.
So You Think You Can Dance (Fox at 9) The women pair with partners to perform something outside their usual wheelhouse.
Teen Mom OG (MTV at 9) Maci and Taylor discuss family planning while Catelynn looks for revenge after Tyler has a wild night out with friends.
Below Deck Mediterranean (Bravo at 9) A new charter group proves difficult for Anastasia. Jack and Aesha go on a date while João and Travis figure out what’s wrong with the ship’s anchor.
Divorce (HBO at 10) Robert and Frances are forced to spend time together as Lila’s chaperones when she has a game away from home. Robert becomes entangled in Frances’s romantic interests.
Death on the Nile (Acorn streaming) Agatha Christie’s Detective Poirot tries to keep the peace on a Nile River cruise.
Sharks of the Badlands (Discovery at 8) Greg Skomal joins Kina Scollay and Andy Casagrande to test out shark detection technology.
Legend of Deep Blue (Discovery at 9) Shark experts search for the biggest great white shark, Deep Blue.
The Sharks of Headstone Hell (Discovery at 10) Riley Elliot and Andy Casagrande discover unknown facts about the tiger shark population off Norfolk Island.
Daily Show/Noah (Comedy Central at 11) Angela Bassett.
Tonight Show/Fallon (NBC at 11:34) Rachel Brosnahan, Carla Gugino, Ty Dolla $ign.
Late Show/Colbert (CBS at 11:35) Idris Elba, Maude Apatow, Perry Farrell.
Late Late Show/Corden (CBS at 12:37) Jeff Goldblum, Bishop Briggs.
Late Night/Meyers (NBC at 12:37) John Oliver, CC Sabathia, Mini Mansions, Jeff Quay.