4 days ago · Here are all the details on Maggie Siff's new role as Law & Order DA Nicholas Baxter's new romantic partner after a shake-up in his marriage. By Jill Sederstrom Mar 11, 2025, 2:45 PM ET.

3 days ago · Law & Order will be Maggie Siff's first TV credit since Billions ended back in 2023. In addition to Billions and Sons of Anarchy, the actress recurred on Mad Men starting in...

Maggie Siff is an actress who has appeared in Law & Order and Law & Order: Special Victims Unit. She has also starred on the TV shows Sons of Anarchy (with Tommy Flanagan and Mark Boone Junior) and Billions (with Frank Grillo, Corey Stoll, David Costabile, Condola Rashad, Jeffrey DeMunn, Kelly...

1 day ago · Atty. Kate Norris (Maggie Siff) appears on Law & Order Season 24 Episode 15 "Crossing Lines" (Image via NBC) Law & Order season 24, episode 15: Legal Proceedings of the Case.

2 days ago · He also appreciates getting to work with “amazing co-stars like Maggie Siff.” "Law & Order" fans got a glimpse of Baxter's life outside of the office: at home with girlfriend Kate Norris.

4 days ago · We’re going to meet that mysterious Kate, played by Maggie Siff, in DA Baxter’s (Tony Goldwyn) life in the March 13 episode of Law & Order — and of course it’s going to get a bit messy.

2 days ago · See Tony Goldwyn's Baxter and Maggie Siff's Katie try to keep a conflict of interest out of their relationship in this Law & Order sneak peek.

Siff started appearing in television series in 2004. She appeared as an Alcoholics Anonymous speaker during an episode of Rescue Me in Season 2. She also had roles on Law & Order: Special Victims Unit, Grey's Anatomy, and Law & Order.

The latest Law & Order episode officially introduces Kate (Maggie Siff), the woman previously briefly mentioned as being in Baxter’s life.She’s a defense attorney, and she ends up facing off ...

Siff started appearing in television series in 2004. She appeared as an Alcoholics Anonymous speaker during an episode of Rescue Me in Season 2. She also had roles on Law & Order: Special Victims Unit, Grey's Anatomy, and Law & Order.