George will again play Rosie, mother to 5-year-old Hugo who is struck by a family friend at a backyard bbq, which splinters a group of friends.
She joins previously-announced cast Peter Sarsgaard, Mary-Louise Parker, Zachary Quinto and Brian Cox.
Thandie Newton has also been cast as Aisha, Hector’s wife, originally played by Sophie Okonedo.
Jon Robin Baitz (The West Wing, Brothers & Sisters) has adapted the series and serves as an executive producer alongside Walter Parkes, Laurie MacDonald, Ted Gold and original producer, Tony Ayres.
Lisa Cholodenko will direct.
Source: Hollywood Reporter