What to Watch on Tuesday: A night for ‘Great Pumpkin’ watching

It’s the Great Pumpkin, Charlie Brown (8 p.m., ABC) – Linus waits in the pumpkin patch for the elusive Halloween symbol to appear.

The Grinder (8:30 p.m., Fox) – Stewart and Deb think a new couple only like them because Dean is a celebrity.

30-for-30: Down in the Valley (9 p.m., ESPN) – In this documentary, the city of Sacramento fights to keep its beloved Kings from relocating to Seattle.

Frontline: Immigration Battle (9 p.m., UNC-TV) – Battles and secret negotiations over immigration reform on Capitol Hill, including President Obama’s policy changes that could affect the fate of millions.

Limitless (10 p.m., CBS) – Brian learns something about Rebecca’s late father, but worries telling her about it would get him in trouble.

Public Morals (10 p.m., TNT) – In the finale, the streets of Hell’s Kitchen run red with the blood of the Irish mafia.

Drunk History (10:30 p.m., Comedy Central) – Stories of journalists, including Thomas Nast, whose political cartoons led to the downfall of Boss Tweed.

This story was originally published October 20, 2015 at 2:00 AM with the headline "What to Watch on Tuesday: A night for ‘Great Pumpkin’ watching."