|First Appearance||"Motherly Love"|
|Last Appearance||"Know It All"|
Detective Marcus Perry is a homicide detective in the New York City Police Department.
Perry investigated the murder of a black teenage boy. At the crime scene, he met Lt. Benson of the Special Victims Unit. He later attended the trial of Dr. Nicole Keller, who instigated the murder in the first place. (SVU: "Motherly Love")