“Sunday Night Football” (8:30 P.M., NBC): Yeah, I know it’s Thursday; I

“Sunday Night Football” (8:30 P.M., NBC): Yeah, I know it’s Thursday; I don’t get it either. In any event, the Ravens and Broncos duke it out in the NFL season opener.

“Ragin’ Cajun Redneck Gators” (9 p.m., Syfy): It’s more shlocky fun as “Ragin’ Cajun Redneck Gators” take to the screen. Some toxic moonshine turns normal alligators into scary mutants, which then wreak havoc on the Louisiana bayou.

“Wilfred” (10 p.m., FX): Season 3 concludes.

tv listings, b6