I Know This Much Is True

7.6
20201h

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.

Production

Logo for FilmNation Entertainment
Logo for Hunting Lane Films

Trailers & Videos

Thumbnail for video: Official Trailer

Official Trailer

Thumbnail for video: Official Teaser

Official Teaser

Seasons

6 Episodes • Premiered 2020

Still image for I Know This Much Is True season 1 episode 1: Episode One

1. Episode One

7.8

After paranoid schizophrenic Thomas Birdsey has a violent public breakdown, Dominick Birdsey finds himself stepping up to defend his identical twin brother in unexpected ways. As he navigates the fallout, Dominick reflects on their childhood growing up under the tyrannical rule of their volatile stepfather, Ray, and their desire to know the identity of their biological father.

Still image for I Know This Much Is True season 1 episode 2: Episode Two

2. Episode Two

7.2

Tensions rise between Dominick and his live-in girlfriend, Joy, as the media begins to take an interest in Thomas' case. In his attempt to have Thomas released from the Hatch forensic institute for the criminally insane, Dominick finds a potential ally in social worker Lisa Sheffer, but learns that helping his brother may be more difficult than he thought.

Still image for I Know This Much Is True season 1 episode 3: Episode Three

3. Episode Three

8.1

Sheffer preps Dominick for a pivotal hearing with Hatch’s review board that could decide Thomas’ fate. A chance encounter with an old classmate brings painful childhood memories to the surface. Dominick reflects on his and Thomas’ time together at college, during which he met Dessa and the signs of his brother’s illness first began to manifest. Joy attempts to remedy the problems in her and Dominick’s relationship.

Still image for I Know This Much Is True season 1 episode 4: Episode Four

4. Episode Four

8.3

Despite the protestations of those closest to him, Dominick returns to work before fully recovering from his accident. Heavily medicated, Dominick recalls the disturbing incident that lead to Thomas’ first hospitalization while counting down the hours to Thomas’ hearing with the Hatch review board.

Still image for I Know This Much Is True season 1 episode 5: Episode Five

5. Episode Five

8.2

Upon learning the details of his Sicilian grandfather's arrival in the early 1900s to Three Rivers, Dominick becomes convinced his family is cursed. A startling update on Thomas from an unlikely source prompts Dominick to take drastic action.

Still image for I Know This Much Is True season 1 episode 6: Episode Six

6. Episode Six

8.6

A lifetime of animosity between Dominick and Ray spills over in public at an inopportune time. After an unexpected tragedy, Dominick seeks reconciliation with those he has hurt. Series finale.

Cast

Photo of Mark Ruffalo

Mark Ruffalo

Dominick Birdsey / Thomas Birdsey

Photo of Melissa Leo

Melissa Leo

Concettina Ipolita Tempesta 'Ma' Birdsey

Photo of Rosie O'Donnell

Rosie O'Donnell

Lisa Sheffer

Photo of Kathryn Hahn

Kathryn Hahn

Dessa Constantine

Photo of John Procaccino

John Procaccino

Ray Birdsey

Photo of Michael Greyeyes

Michael Greyeyes

Ralph Drinkwater

Photo of Gabe Fazio

Gabe Fazio

Shawn Tudesco / Dominick and Thomas Acting Double

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