On Halloween Eve and Halloween, ghouls, goblins and things that go bump in the night will haunt the TV airwaves, mostly in marathon form. Here’s a sampling:

Oct. 30

ABC: Linus is perpetually disappointed in the classic "It's the Great Pumpkin, Charlie Brown" at 8 p.m.

CBS: "Two and a Half Men" returns at 9 p.m. for its final season with Walden asking for Alan's help with adjusting his priorities in life after a health scare on Halloween.

Oct. 31

TV Land: Roseanne is scary enough the other 364 days of the year but get a taste of six Halloween-themed episodes in a row of the 1990s sitcom "Roseanne" from 8 to 11 p.m.

AMC: As part of its extended Fearfest, the network will spend most of the day airing horror flick "Halloween" and its numerous sequels.

ABC Family: The warped but lovable 1988 film "Beetlejuice" will air at 7 p.m., followed by the 1995 live-action version of "Casper" at 9 p.m.

CMT: A marathon of old episodes of "Ghost Hunters" all day long.

Travel Channel: Not to be outdone by CMT, Travel offers "Ghost Adventures" from 3 p.m. to midnight.

FXX: A run of the "Twilight" film saga starting at noon.

TCM: Going back more than four decades before "The Walking Dead," here's the seminal 1968 zombie film "Night of the Living Dead" at 8 p.m.