NBC will make full seasons of some of its new fall series available online for free over the holidays, allowing viewers to catch up on their TV viewing, according to The Hollywood Reporter’s The Live Feed blog. Some returning series will also be included in the promotion.

The episodes, which will be available at NBC.com, will be offered for free.

The network’s new fall shows "Up All Night,” "Whitney" and "Grimm" will have all previously aired episodes available online, while returning shows "Parenthood," "The Biggest Loser" and "The Sing-Off" will also have their full seasons available, the story notes.

The first season of “The Voice” will be included, with the show set to launch a new season Feb. 5, the story adds.