The 6-episode limited series will launch on Sunday, March 3 at 9/8c.
The series details one year within the walls of the palace of a modern European regime as it begins to unravel.
In addition to Winslet, the series stars Matthias Schoenaerts, Guillaume Gallienne, Andrea Riseborough, Martha Plimpton and Hugh Grant.
Will Tracy created the series. He executive produces with Winslet, Frank Rich, Tracey Seaward and directors Stephen Frears and Jessica Hobbs.
