Joe Otterson TV Reporter The “East of Eden” limited series adaptation at Netflix is rounding out its cast. Variety has learned that Tracy Letts (“Saturday Night,” “Winning Time: The Rise of the Lakers Dynasty”), Martha Plimpton (“The Regime,” “Mass”), Ciarán Hinds (“Belfast,” “Game of Thrones”), Joseph Zada (“We Were Liars,” “Invisible Boys”), and Joe Anders (“Bonus Track,” “I Am Ruth”) have all joined the series. They will appear alongside previously announced cast members Florence Pugh, Christopher Abbott, Mike Faist, and Hoon Lee.