I Know This Much Is True Limited Series Teaser | Rotten Tomatoes TV

Check out the new I Know This Much Is True Teaser starring Mark Ruffalo! Let us know what you think in the comments below. ► Learn more about this show on Rotten Tomatoes: Want to be notified of all the latest TV shows? Subscribe to the channel and click the bell icon to stay up to date. US Air Date: April 27, 2020 Starring: Mark Ruffalo, Kathryn Hahn, Melissa Leo Network: HBO Synopsis: I Know This Much Is True is a family saga that follows the