Erica McDermott

Erica McDermott (born April 26, 1973) is an American actress, perhaps known best for her supporting role as Cindy "Tar" Eklund, the sister of the lead character, in the David O. Russell film The Fighter.

Life and career On April 26, 1973, McDermott was born in Cambridge, Massachusetts, United States. While in grade school, she acted in school plays. Having trained as a registered nurse, however, she initially focused on her career in the medical profession and raising her family.

In 2015, McDermott played Benedict Cumberbatch's wife in the critically acclaimed crime drama film Black Mass (2015).

Filmography Film Year Title Role Notes 2010 Knight and Day Bridesmaid Mama Raised a Hellraiser Saul's Mother The Fighter Cindy "Tar" Eklund Nominated—MTV Movie Award for Best Fight 2011 The Rude, the Mad, and the Funny Frederica Robashaw 2012 Last Hours in Suburbia Mrs. Daniels Irish Whisper Renee Short film 2013 American Hustle Carl Elway's Assistant2015 Black Mass Mary Bulger Joy Parking Lot Woman 2016 Manchester by the Sea Sue Patriots Day Jimmy's Girlfriend 2020 Allagash Jane 2021 CODA Angela 2022 Confess, Fletch Detective *3 2025 Ella McCay Hugging Woman

Television Year Title Role Notes 2011 Body of Proof Officer West Episode: "Buried Secrets" 2019 Castle Rock Nurse Episode: "New Jerusalem" 2023 Julia Shirley Bambach Episode: "Bûche De Noël"