"Most Outrageous TV Moments" (8 p.m., NBC): In its fifth installment, the show sifts through

"Most Outrageous TV Moments" (8 p.m., NBC): In its fifth installment, the show sifts through newscasts, athletic events and cooking shows in an effort to run down more silly screw-ups that made it onto the air.
"TV Landon" (6 a.m., TV Land): This two-day theme marathon features Michael Landon's best television moments on "Bonanza," "Little House on the Prairie" and "Highway to Heaven."
"America's Most Wanted: America Fights Back" (9 p.m., Fox): Returning for a new season is host John Walsh, who channeled personal grief and rage over the murder of his young son, Adam, into a crusade for catching criminals. The show, which often focuses on high-profile crimes, invites viewers to provide information. The resulting tips helped the program log its 834th capture last spring.
"Landslide" (9 p.m., Hallmark): An excavation crew sets off explosive charges, not noticing that a mountain ridge is suddenly riddled with cracks and tremors. The resulting avalanche of earth engulfs Diamondback Mountain, and all who are anywhere near it. When the rocks, soil and timber have settled, those under the landslide must find their way above ground.
Vincent Spano, Alexandra Paul and Robert Pine star in this two-hour movie.