Cathy is a fictional character portrayed by Kristen Sieh in the TV series Law & Order.
In the first episode they appeared in, titled Open Season (season 13), they were 21 years old.
They appear in 1 episodes out of a total of 501 aired so far
Cathy is also portrayed by Marjorie Monaghan, Jill Tracy and Danielle Rayne.
Episodes1
Open Season
episode S13.E7 november 2002A defense attorney is murdered hours after his client accused of shooting a cop is acquitted. Detectives suspect that a right-wing militia group is involved, and that the lives of other attorneys may be in jeopardy.