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Off the Wall: Iditarod and boxing champs

Off the Wall is always in the game.

Sports starts

Big things get going Saturday. "Iditarod Unleashed" (1:30 p.m., Sportsman) is the live ceremonial start of the annual Alaskan dog-sled marathon from Anchorage to Nome. "Premier Boxing Champions" (8:30-11 p.m., NBC/4) launches its live fights with a welterweight bout between Keith Thurman and Robert Guerrero, called by Marv Albert and Sugar Ray Leonard. (Undercard bouts at 11 p.m. on NBCSN. More action March 13 at 9 p.m. on Spike.) More at

Marathon mania

Da plane, boss! Da plane! It's Herve Villechaize and, oh yeah, Ricardo Montalban in that '80s land-based love boat called "FantasyIsland" ( 6 a.m. Saturday-6 a.m. Sunday, Cloo). Showing the funny: IFC, with stackups of "Comedy Bang! Bang!" (Saturday 9:45 a.m.-2:15 p.m.; guests include Ty Burrell, Maya Rudolph) and "Portlandia" (Sunday 2-4 p.m., before season finale Thursday night at 10). See Christina Applegate come out of her coma, different, in underrated comedy "Samantha Who?" (Saturday 10 p.m.-1 a.m., Logo), with Jean Smart. More '80s awesomeness: "Pop-Up Video" (Sunday 2-6:30 p.m., VH1 Classic).

Film festivals

Keanu Reeves gets a three-film salute Saturday ("Something's Gotta Give" at 1:45 p.m., "Speed" at 3:55 p.m., "Point Break" at 5:55 p.m., all on Encore). Brad Pitt has his own trio Saturday ("Burn After Reading" at 5 p.m., "Inglourious Basterds" at 7:15 p.m., "Fight Club" at 10:45 p.m., all on IFC). Sunday, Gene Hackman stars in 11 films on Encore Classic, from "The Package" at 3:30 a.m. (very early Sunday) to "Hoosiers" at 4:50 p.m. to the climactic double feature of "Unforgiven" (9 p.m.) and "The French Connection" (11:15 p.m.). Vintage treat unreeling -- all 10 of Ann Sothern's saucy '40s "Maisie" movies (March 11 8 p.m.-March 12 11:30 a.m., TCM). Titles/times at

Animal action

Cameras, cameras everywhere. Camouflaged underwater as fish and mammals, they stealthily infiltrate the ranks of "Dolphins: Spy in the Pod" (Saturday night at 8, Discovery), providing "hidden camera" footage of unaffected behavior. But it's critters spotted in suburban neighborhoods who fuel Sunday night's lineup on NatGeo Wild: "The Secret Life of Mr. Fox" (8 p.m.), "Raccoon: Backyard Bandit" (9 p.m.) and "Super Squirrel" (10 p.m.). Previews at

Local angle

Hicksville's Theresa Caputo starts a new season of "Long Island Medium" (Sunday 9-10 p.m., TLC) by taking a 25th anniversary trip with hubby Larry. More at

Season finales

The couples wind up their first season of "Togetherness" (Sunday at 9:30 p.m., HBO). Season 2 concludes on "The 100" (Wednesday at 9 p.m., CW/11), Season 3 on "Banshee" (March 13 at 10 p.m., Cinemax). Unscripted season-enders: "Donnie Loves Jenny" (March 11 at 10 p.m., A&E), "World's Funniest Fails" (March 13 at 8 p.m., Fox/5).

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