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Want to watch "21 Days" on your TV or mobile device at home? Discovering a streaming service to buy, rent, download, or binge the documentary TV series via subscription can be confusing, so we here at Moviefone want to help you out.

We've compiled a list of streaming and cable services – including rental, purchase, and subscription options – along with the availability of "21 Days" on each platform. Now, before we get into the fundamentals of how you can watch "21 Days" right now, here are some particulars about the Cuatro show.

Originally premiering January 30th, 2009, "21 Days" stars Meritxell Martorell, Samanta Villar, Adela Úcar. The series runs 7 season(s), and has a score of 90 (out of 100) on TMDB, which collated reviews from 1 experienced people.

Want to know what the show's about? Here’s the plot: ""

"21 Days" is currently available to stream via subscription, rental, or purchase on .