From FX's official press release:

As Patty pieces together the murder of Daniel Purcell's wife, she begins to suspect Purcell himself of withholding vital information.  Meanwhile, Ellen uncovers a decades old secret from Patty and Purcell's past.

Damages stars Glenn Close as Patricia "Patty" Hewes, Rose Byrne as Ellen Parsons, Tate Donovan as Tom Shayes, Ted Danson as Arthur Frobisher, Anastasia Griffith as Katie Connor, Marcia Gay Harden as Claire Maddox, Timothy Olyphant as Wes Krulik, and William Hurt as Daniel Purcell.


Source: FX
(Image Courtesy of FX)