Cover image for I Know This Much Is True

I Know This Much Is True | Warp Composers

I Know This Much Is True

    • Original Score by:
    • Harold Budd
    • Directed and Created by:
    • Derek Cianfrance
    • Original Network:
    • HBO

Budd remains one of the most influential composers in the ambient genre, and if "I Know This Much Is True" proves anything, it's that until the very end, he never lost his spark.


Following the parallel lives of identical twin brothers Dominick and Thomas Birdsey in a story of betrayal, sacrifice and forgiveness.

Directed by:

Derek Cianfrance

Created By:

Derek Cianfrance

Based On:

I Know This Much Is True by Wally Lamb

Written by:

Derek Cianfrance
Anya Epstein

Produced by:

Willi Hill
FilmNation Entertainment


Mark Ruffalo
Melissa Leo
John Procaccino
Rob Huebel
Michael Greyeyes
Gabe Fazio

Original Network:


Release date:

May 10 – June 14, 2020


United States

No. of Episodes:


Running Time:

59-80 minutes


WINNER, Golden Globe, Best Actor – Limited Series or Television Film (2021)
WINNER, Screen Actors Guild Awards, Outstanding Performance by a Male Actor in a Television Movie or Limited Series (2021)
WINNER, Emmy Awards, Outstanding Lead Actor in a Limited Series or Movie (2020)

Harold Budd
I Know This Much Is True

Dir. Derek Cianfrance, HBO