Mark Ruffalo
Dominick Birdsey / Thomas Birdsey
I Know This Much Is True
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.
Season 1
Cast
Melissa Leo
Concettina Ipolita Tempesta 'Ma' Birdsey
Rosie O'Donnell
Lisa Sheffer
Archie Panjabi
Dr. Patel
Kathryn Hahn
Dessa Constantine
John Procaccino
Ray Birdsey
Rob Huebel
Leo
Michael Greyeyes
Ralph Drinkwater
Gabe Fazio
Shawn Tudesco / Dominick and Thomas Acting Double
Harris Yulin
Father Lavie
Bruce Greenwood
Dr. Hume
Marcello Fonte
Domenico Onofrio Tempesta
Sue Jean Kim
Dr. Yup
Michael Simon Hall
Stuart Feinstein
Gina Costigan
Mrs. O'Meara
Steven Cox
Boyfriend of Dr. Hume's Daughter
MorningStar Angeline
Nabby Drinkwater's Wife
Al Linea
Abruzzi
