How to Watch I Know This Much Is True on HBO Max

March 6, 2023

Based on a 1998 novel by Wally Lamb, I Know This Much Is True on HBO Max is a drama series about the lives of identical twins Dominick and Thomas Birdsey. Starring Mark Ruffalo in a dual role, the show focuses on the aftermath of paranoid schizophrenic Thomas’s public breakdown. The series follows Dominick trying his best to ensure his brother is released from an inadequate institution for the dangerously mentally ill.

Where to Watch I Know This Much Is True

Good news! You and your family can enjoy not only I Know This Much Is True but everything HBO Max has to offer. With HBO Max, you can watch your favorite TV shows, movies, documentaries, and more for $9.99 a month or go ad-free with the $15.99 plan. Save up to 20% on yearly plans by choosing either $99.99 with ads or $149.99 without ads. Access the best of HBO from your smartphone, tablet, smart TV, laptop, or streaming device.

How Many Episodes Are in I Know This Much Is True?

There are six episodes in I Know This Much Is True. The runtime of the episodes averages between 59-78 minutes. You can check the complete list of I Know This Much Is True episodes and their release dates below.

“One”: May 11, 2020
“Two”: May 18, 2020
“Three”: May 24, 2020
“Four”: May 31, 2020
“Five”: June 7, 2020
“Six”: June 14, 2020

What Are the Critics Saying About I Know This Much Is True?

I Know This Much Is True has an official critics rating of 74% and an average audience score of 88% on Rotten Tomatoes.

Brian Lowry from CNN writes, “It’s Ruffalo’s showcase, and he overcomes the clichés about dual roles, creating two distinct characters, while playing Thomas’ quirks in a believable manner. This time, it’s a performance that will make others green, just with envy.”

Boston Globe’s Matthew Gilbert says, “I Know This Much Is True misses the mark in terms of storytelling. It just sits there, a roiling mass of misery that fails to provide you with a compelling reason to keep watching.”

Is I Know This Much Is True Suitable for Kids?

I Know This Much Is True is rated TV-MA, which means it is meant for viewing by mature audiences only. The content material is not suitable for children under 17.

Mugdha is a Content Writer at DogTime and CatTime. Having grown up with more pets in the house than humans, she speaks "pets" fluently. She has a keen eye for products that suit and benefit both dogs and cats and has the world's best product reviewers on her team — her two rescue dogs, who take their jobs very, very seriously! Previously, she has researched and reported on most things lifestyle — from wellness to films to interior décor.