Julianne Nicholson joins NYPD's Major Case Squad as Detective Megan Wheeler, joining Goren (Vincent D'Onofrio), Eames (Kathryn Erbe) and Logan (Chris Noth) as they continue their journey into the dark minds of New York's criminal underworld. The sixth season of this gritty drama from the popular franchise kicks off as the team investigates the murder of an ambassador's daughter, which seems to be the first in a string of serial killings.