S. Epatha Merkerson (born Sharon Epatha Merkerson) is an American film, stage, and television actress. She has won a Golden Globe, Emmy Awards, a Screen Actors Guild Award, Obie Award, 4 NAACP Image Awards, and 2 Tony Award nominations.
She is best known for her role as NYPD Lieutenant Anita Van Buren (1993–2010) on the long-running NBC police procedural drama series Law & Order, as well as the Law & Order TV movie Exiled. She appeared in 390 episodes of the series, more than any other cast member.
She has a starring role as Sharon Goodwin on NBC's Chicago Med. She also had a recurring role as Reba (the mail carrier) on Pee-wee's Playhouse, and Ms. St. Marth on the TV series Here and Now.
She has appeared in feature films including She's Gotta Have It, Loose Cannons, Jacob's Ladder, Terminator 2: Judgment Day, Random Hearts, Radio, Black Snake Moan, Lincoln (2012), and Peeples. She has also appeared in TV movies including A Place for Annie, A Mother's Prayer, Breaking Through, Lackawanna Blues, and The Gabby Douglas Story.

Eye for an Eye
May
2025

We Grown Now
Anita
2024

Desmond's Not Here Anymore
Selma
2021

You Can Go
Mrs. Bryant
2016

Year by the Sea
Liz
2016

The Challenger
Jada
2015

The Gabby Douglas Story
Miss Caroline
2014

Peeples
Daphne Peeples
2013

Lincoln
Lydia Smith
2012

Mother and Child
Ada
2009

The Six Wives of Henry Lefay
Effa
2009

Zora Neale Hurston: Jump at the Sun
Narrator (voice)
2008

Girl, Positive
Ariel Winters
2007

Slipstream
Bonnie
2007

Black Snake Moan
Angela
2006

The Best of The Tony Awards: The Plays
Berniece (segment "The Piano Lesson")
2006

Lackawanna Blues
Rachel 'Nanny' Crosby
2005

Jersey Girl
Doctor #1
2004

Radio
Maggie
2003

The Rising Place
Lessie Watson
2001

Random Hearts
Nea
1999

Exiled
Lieutenant Anita Van Buren
1998

An Unexpected Life
Beverly Hawkins
1998

Breaking Through
Barbara
1996

A Mother's Prayer
Ruby
1995

A Place for Annie
Alice
1994

It's Nothing Personal
Louise Waters
1993

Terminator 2: Judgment Day
Tarissa Dyson
1991

Jacob's Ladder
Elsa
1990

Moe's World
1990

Loose Cannons
Rachel
1990

She's Gotta Have It
Doctor Jamison
1986
Sexual Healing
Alberta Gay

Poker Face
Joyce Carter · (1 episode)
2023

Barbecue
Lillie Anne
2020

The Great Work Begins: Scenes from Angels in America
Belize
2020

Blood Sugar Rising
Narrator (voice)
2020

Chicago Med
Sharon Goodwin · (198 episodes)
2015

Life's Essentials with Ruby Dee
Self
2014

The Tonight Show Starring Jimmy Fallon
Self · (1 episode)
2014

Chicago P.D.
Sharon Goodwin · (6 episodes)
2014

Chicago Fire
Sharon Goodwin · (7 episodes)
2012

Finding Your Roots
Self · (2 episodes)
2012

We Heard the Bells: The Influenza of 1918
Narrator (voice)
2010

The Good Wife
Judge Melanie Ellis · (1 episode)
2009

Rachael Ray
Self · (1 episode)
2006

The Closer
Dr. Rebecca Dioli · (3 episodes)
2005

Law & Order: Trial by Jury
Anita Van Buren · (1 episode)
2005

The Ellen DeGeneres Show
Self · (1 episode)
2003

Law & Order: Criminal Intent
Lieutenant Anita Van Buren · (1 episode)
2001

Paul Robeson: Here I Stand
Eslanda Robeson (voice)
1999

The View
Self · (1 episode)
1997

Frasier
Dr. McCaskill · (1 episode)
1993

Here and Now
Claudia St. Marth · (15 episodes)
1992

Mann & Machine
Capt. Margaret Claghorn · (9 episodes)
1992
Second Chances
Ruth Clayton
1992

Law & Order
Anita Van Buren · (390 episodes)
1990

Law & Order
Denise Winters · (1 episode)
1990

Navy Seals
Jolena
1990

Pee-wee's Playhouse Christmas Special
Reba
1988
After All

LIVE with Kelly and Mark
Self - Guest · (1 episode)
1988

Pee-wee's Playhouse
Reba · (45 episodes)
1986

The Cosby Show
Elena · (1 episode)
1984

Tony Awards
Self - Nominee · (1 episode)
1956

Today
Self · (1 episode)
1952