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I Know This Much Is True poster

I Know This Much Is True (2020)

Drama

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.

IMDb rating
8.1 (28,067 votes)
Seasons
1
Streaming (US)
HBO Max · YouTube TV
Language
EN
Type
Mini-series
Browse shows by rating shape → Open in Rising Shows app → View on IMDb

Ratings refreshed Aug 19, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2020)

8.27 avg 6 episodes 7.9 → 8.7 63 min avg

Ep 1: 7.9 · 1,564 votesEp 2: 8.3 · 1,265 votesEp 3: 8.3 · 1,158 votesEp 4: 8.3 · 1,093 votesEp 5: 8.1 · 1,044 votesEp 6: 8.7 · 1,153 votes
Season 1 episodes - IMDb ratings
#TitleRatingVotes
1One7.91,564
2Two8.31,265
3Three8.31,158
4Four8.31,093
5Five8.11,044
6Six8.71,153

Episode ratings and vote counts from IMDb. Poster, overview, and streaming data from TMDB. Data refreshed 2026-08-19.

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