Gretta is a fictional character portrayed by Tressa Pope in the TV series Cold Case.
They appear in 1 episodes out of a total of 156 aired
Episodes1
Hubris
episode S1.E11 january 2004A young college girl had been killed several years earlier and laid out in a pond. The college professor, with whom the girl was having an affair, was always suspected but there was nothing solid to go on. Another girl is killed the same way.