The finale of "Big Brother 21" airs Sept. 25, 2019 at 9:30 p.m. The show airs on CBS, but there are several ways to watch online for free if you don't have cable.

Watch CBS Live TV: Watch Live Feeds & archived highlights around the clock on your mobile devices or computer. Subscriber-only chats with other Big Brother fans and get access to exclusive video content.: Ready. Set. Binge! Get on demand access to thousands of episodes - including every Big Brother episode from every season. Use the form below to send us your comments. If you are experiencing problems, please describe them. Want more highlights and less talk? Get the latest news coverage for your favorite sports, players, and teams on CBS Sports HQ. A post shared by CBS Big Brother (@bigbrothercbs) on Mar 2, 2020 at 3:38pm PST "We still hope to have [ Big Brother ] on the air this summer," Kahl told Deadline .

Watch CBS Live TV: Watch Live Feeds & archived highlights around the clock on your mobile devices or computer. Subscriber-only chats with other Big Brother fans and get access to exclusive video content.

BIG BROTHER follows a group of people living together in a house outfitted with dozens of high-definition cameras and microphones recording their every move, 24 hours a day. Each week, the Houseguests will vote someone out of the house.

Watch CBS Live TV: Watch Live Feeds & archived highlights around the clock on your mobile devices or computer. Subscriber-only chats with other Big Brother fans and get access to exclusive video content.

The Big Brother Live Feed is back again this season and they're going to be better than ever thanks to improvements in features and its bundling with CBS All Access, your one and only way to watch uncensored views of what's going on in the Big Brother house. Watch the Live Feeds for free with a one week trial.. This season CBS has updated the Live Feeds to be part of their online video VIDEO: Go Behind-The-Scenes Before 'Big Brother' Season 21 Opens Its DoorsGo behind-the-scenes with the new season of Big Brother, returning this Tuesday and Wednesday at 8:00 PM ET/PT, only on CBS. Big Brother's new season just got even more bonkers, so find out how to watch Big Brother online or live tonight, because the CBS series made things a little more awkward. The easiest way to stream Big Brother live is on CBS with a cable subscription. The show will air three days a week. At the start of the season, it will be Tuesday-Wednesday-Sunday format, though Big Brother evicts another contestant from the house this Wednesday. Here's how to watch Big Brother season 21, episode 5 live, on TV and online.