Showtime has confirmed a pair of Homeland Season 3 casting notes:
- Amy Morton (Boss) will recur on the Showtime drama as Erin Kimball, Carrie’s CIA-appointed attorney, making it clear that she will at least be questioned about the Season 2-concluding explosion.
- Tracy Letts (Prison Break) will appear on multiple episodes as Senator Andrew Lockhart, a powerful Committee Chairman.

TV Line first reported these casting scoops, while viewers can look forward to new Homeland episodes on September 29.
UPDATE: Showtime has now also confirmed the following additions:
- Joanna Merlin (Law & Order: Special Victims Unit) as “Grandma Lois,” Jessica Brody’s mother.
- Nazanin Boniadi (How I Met Your Mother) as “Fara,” a capable analyst despite her young appearance.
- Gary Wilmes (Louie) as “Dr. Richardson,” a psychiatrist helping Dana Brody cope with recent events.
- Sam Underwood (The Last Keepers) as “Leo,” a new friend of Dana’s with a troubled past.
- Lawrence Clayton (Dreamgirls, The Big C) as “Admiral Jim Pennington,” the President’s National Security Advisor.
- Pedro Pascal (Graceland) as “Majority Counsel David Portillo,” a member of the Senate Select Committee on Intelligence.