Both eager to take down the Patriot, Neville and Munroe form an uneasy truce and decide to work together in the season finale, Memorial Day. Meanwhile, Rachael finds herself staring down nano-technology. NBC/Citytv, 7 p.m.
Leave It To Beavers
This new Nature documentary takes a look at Canada's national symbol from a distinctly American perspective. The film examines how the dam-building creatures were hunted to near-extinction but are now thriving in the wild. PBS, 7 p.m.
The season finale, titled The Docks, promises to be full of action as Antonio's life hangs in the balance. Jin is caught fiddling with Voight's computer and panics, using the only scapegoat he can. NBC/Global, 9 p.m.
George Stroumboulopoulos: Gary Bettman
David Letterman: Barbara Walters, Elle Fanning
Jimmy Fallon: Maya Rudolph, Robert Duvall
Jimmy Kimmel: Emily Blunt, Daymond John
Craig Ferguson: Carrie Ann Inaba, Brad Trackman
Seth Meyers: Matthew Rhys, the Wild Feathers
Jon Stewart: Blondie
Conan O'Brien: Jonah Hill, Lupita Nyong'o