Mark Ruffalo (“The Normal Heart,” “Thor: Ragnarok”) is set to star in and executive produce the eight-episode limited drama series “I Know This Much Is True” for HBO and FilmNation Entertainment.
“Blue Valentine” and “The Place Beyond the Pines” helmer Derek Cianfrance will pen and direct this adaptation of Wally Lamb’s 1998 novel which is dubbed an epic family saga.
The story explores the American identity following the parallel lives of twin brothers Dominick and Thomas Birdsey throughout the latter half of the 20th century.
Ruffalo will play both brothers. Cianfrance, Ben Browning & Glen Basner will executive produce.