I Know This Much Is True

Name: I Know This Much Is True
Genre: Drama
Released: 2020-05-09
Rating: 7.6
Cast: Mark Ruffalo, Melissa Leo, Rosie O'Donnell, Archie Panjabi, Kathryn Hahn

2020·Series·TV-MA·60 min·★ 7.6(278)

Drama More English titles

“You don't just give up on the people you love.”

The parallel lives of identical twin brothers Dominick and Thomas Birdsey in an epic story of betrayal, sacrifice and forgiveness set against the backdrop of 20th century America.

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Where to watch I Know This Much Is True in United States

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Click a service to open I Know This Much Is True there. Availability last verified on June 20, 2026.

Where is I Know This Much Is True streaming around the world?

Country	Streaming on	Rent / Buy
United States	HBO Max Amazon Channel, YouTube TV, HBO Max	Amazon Video, Apple TV Store, Google Play Movies
India	JioHotstar, VI movies and tv	—
United Kingdom	HBO Max Amazon Channel	Apple TV Store, Amazon Video, Sky Store
Canada	Crave, Crave Amazon Channel	Apple TV Store
Australia	Foxtel Now, HBO Max, HBO Max Amazon Channel	Apple TV Store, Fetch TV
Germany	HBO Max, HBO Max Amazon Channel	Apple TV Store, Amazon Video, maxdome Store
France	HBO Max, HBO Max Amazon Channel	Apple TV Store, Canal VOD, Orange VOD
Spain	Movistar Plus+ Ficción Total , HBO Max, HBO Max Amazon Channel	—
Brazil	HBO Max, HBO Max Amazon Channel	—

About I Know This Much Is True

I Know This Much Is True is a 2020 English-language drama series created by Derek Cianfrance. The cast is led by Mark Ruffalo, Melissa Leo, Rosie O'Donnell. It spans 1 season and 6 episodes and has concluded. Viewers rate it 7.6/10 across 300 ratings. In United States, it is currently streaming on HBO Max Amazon Channel, YouTube TV, HBO Max.

I Know This Much Is True was produced by FilmNation Entertainment, Hunting Lane Films, and Willi Hill and made in United States of America. It was first aired on May 9, 2020, and carries a TV-MA certification.

Created by: Derek Cianfrance
First aired: May 9, 2020
Last aired: June 13, 2020
Original language: English
Age rating: TV-MA
Status: Ended
Seasons: 1 (6 episodes)
Network: HBO
Country: United States of America
Production: FilmNation Entertainment, Hunting Lane Films, Willi Hill

#sacrifice#brotherhood#forgiveness#childhood trauma#betrayal#tragedy

I Know This Much Is True cast & crew

I Know This Much Is True was created by Derek Cianfrance.

The cast features Mark Ruffalo as Dominick Birdsey / Thomas Birdsey, Melissa Leo as Concettina Ipolita Tempesta 'Ma' Birdsey, Rosie O'Donnell as Lisa Sheffer, Archie Panjabi as Dr. Patel, Kathryn Hahn as Dessa Constantine, and John Procaccino as Ray Birdsey.

Behind the camera, the score was composed by Harold Budd, cinematography is by Jody Lee Lipes, and it was produced by Derek Cianfrance and Mark Ruffalo.

Is I Know This Much Is True worth watching?

I Know This Much Is True holds an audience score of 7.6/10 from 278 ratings, marking it as well-reviewed drama series.

With 1 season and 6 episodes, it's a quick, bingeable run.

If you enjoy drama, I Know This Much Is True is worth a place on your watchlist.

How and where to watch I Know This Much Is True

In United States, you can stream I Know This Much Is True on HBO Max Amazon Channel, YouTube TV, and HBO Max, or rent and buy it on Amazon Video, Apple TV Store, Google Play Movies, and Fandango At Home. Click any service above to open it directly.

Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.