In the new suspense thriller “Cult,” a journalist (Jeff Sefton) investigates the disappearance of his brother. Soon, he’s delving into the dark underworld of a creepy TV show that spawns obsessive fans. 8  p.m., The CW.

There is still some life in “Body of Proof.” The drama, starring Dana Delany as medical examiner Megan Hunt, returns after a long layoff for a Season 3.

9 p.m., ABC.