Known For
Acting
Also Known As
- Mary McCann
Mary B. McCann
Known For - Movies
Sleepers
as Sister Carolyn
Little Children
as Mary Ann
Can You Ever Forgive Me?
as Judge
Choke
as Detective Dorfman
Rushed
as Mrs. Croission
The House of the Devil
as Elaine Cross
The Spanish Prisoner
as Policewoman
Phil Spector
as Court Newscaster
Things Change
as Cocktail Waitress
Door to Door
as Gladys' Daughter-in-Law (as Mary McCann)
Known For - TV Shows
Law & Order: Special Victims Unit
as Didi Denzler
Law & Order: Special Victims Unit
as Defense Attorney Wilkerson
Law & Order: Special Victims Unit
as Guidance Counselor
Law & Order: Special Victims Unit
Law & Order
as Claudia Fadden
The Blacklist
as Meryl Starkweather
Person of Interest
as Lori Phipps
Law & Order: Criminal Intent
as Alice Garvey
Law & Order: Criminal Intent
as Mandy Sherwood
ER
as Judith Ramsey