(All times Eastern.)
Castle Rock (Hulu streaming) The town gives an honor to Sheriff Pangborn.
Burden of Truth (CW at 8) Joanna narrows down the suspect field by bringing in a hydrologist to test the soil.
Suits (USA at 9) Alex is caught between Harvey and Zane, and Louis deals with an issue.
The Sinner (USA at 10) Ambrose and Heather begin to figure out Julian’s story.
Boomtown Builder (DIY at 10) Tim McClellan renovates homes in Arizona’s mining “boomtowns.”
Robot Wars (Science at 10) Professional and amateur engineers bring their best creations to duel in a tournament.
CMA Fest (ABC at 8) Thomas Rhett and Kelsea Ballerini host, and 29 of the biggest names in country music perform.
Cheap Eats (Cooking at 10) Season 5.
Daily Show (Comedy Central at 11) Big Boi.
Fallon (NBC at 11:34) Ryan Seacrest, Ruby Rose, Rae Sremmurd.
Colbert (CBS at 11:35) Jim Acosta, Nina Dobrev.
Kimmel (ABC at 11:35) Kristen Bell, John David Washington, Brett Eldredge.
Corden (CBS at 12:37) Ray Romano, Chloë Grace Moretz, Lord Huron.
Meyers (NBC at 12:37) Seth Rogen, Alyssa Milano, Chef Angie Mar, Joey Castillo.