TV series · 2020 · HBO
Is I Know This Much Is True based on a book?
Quick answer
Yes. I Know This Much Is True is based on the book I Know This Much Is True by Wally Lamb (1998).
The TV series premiered in 2020 on HBO.
The book behind I Know This Much Is True
Common questions
Is I Know This Much Is True based on a book?
Yes. I Know This Much Is True is based on the book I Know This Much Is True by Wally Lamb (1998).
Who wrote the book I Know This Much Is True is based on?
I Know This Much Is True was written by Wally Lamb and first published in 1998.
Should I read the book before watching?
If you like knowing the full story and characters first, read I Know This Much Is True before you watch. Adaptations often change or cut plotlines, so the book is a different experience even if you've seen the TV series.