Going to the dogs
"Supernatural," which has been around longer than the CW, starts its 13th season, which will feature a guest appearance from Scooby-Doo and an episode that could lead to a spinoff series for Kim Rhodes' character, Sheriff Jody Mills.
7 p.m., WUCW, Ch. 23
Sarah Silverman, a rock-solid guest on the late-night circuit, gets a chance to play host in "I Love You, America," Hulu's first entry in the competitive world of talk/variety. Expect loads of field reports and plenty of the comic's unabashedly brash takes on current events.
Now streaming on Hulu
The last laugh
The semi-scripted series "The Comedy Get Down" is sure to have plenty of laughs, thanks to such comics as D.L. Hughley and Cedric the Entertainer letting their guard down during a national tour. But there will be a tinge of sadness every time the show features Charlie Murphy, who died in April.
10:30 p.m., BET