TV guide
I Know This Much Is True cast and creators
Verified principal cast and creator credits for I Know This Much Is True (2020).
Creators and crew
Cast
- Mark Ruffaloas Dominick Birdsey / Thomas Birdsey
- Melissa Leoas Concettina Ipolita Tempesta 'Ma' Birdsey
- Rosie O'Donnellas Lisa Sheffer
- Archie Panjabias Dr. Patel
- Kathryn Hahnas Dessa Constantine
- John Procaccinoas Ray Birdsey
- Rob Huebelas Leo
- Michael Greyeyesas Ralph Drinkwater
- Gabe Fazioas Shawn Tudesco / Dominick and Thomas Acting Double