Amy Acker

Monday's TV highlights: 'David Letterman: The Mark Twain Prize' on PBS

Monday's TV highlights: 'David Letterman: The Mark Twain Prize' on PBS

SERIES

The Halcyon As the Halcyon celebrates its 50th anniversary, Lucian (Charles Edwards) struggles to keep order while Garland and Lady Hamilton (Steven Mackintosh, Olivia Williams) find a mutual cause in the season finale. 7 p.m. OVA

Kevin Can Wait Kevin (Kevin James) promises to prepare a full Thanksgiving meal for his family and Vanessa (Leah Remini), but when he realizes he’s in over his head, he seeks help from a neighbor (guest star Florencia Lozano) who is all too eager to please. Taylor Spreitler and Ryan Cartwright also star. 8 p.m. CBS

Supergirl Supergirl (Melissa Benoist) investigates the crash of an...

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