[s3e21] Past Imperfect Now

For more detailed cast and production info, you can check the episode's IMDb page or Rotten Tomatoes summary. New York: Season 3, Episode 21 - CSI - Rotten Tomatoes

Stella Bonasera receives her HIV test results, which come back negative. Other Possible "Past Imperfect" Guides

Xena has flashes of her past life with Borias while trying to protect a village from an army.

The guide for primarily refers to the police procedural drama CSI: NY , which aired on April 25, 2007. CSI: NY: "Past Imperfect" (S3E21)

In this episode, Mac Taylor pursues a serial killer whose conviction is overturned after the arresting officer is jailed.

A woman named Emma is found in a dumpster with her head wrapped in packing tape and her eyelids removed. This M.O. matches Clay Dobson, a serial killer recently released on a technicality.

Danny and Hawkes investigate the death of Scott Colson at Coney Island. They discover a woman dressed as a cowgirl who used an air gun to inject Scott with a lethal substance, eventually linking the crime to Scott's brother, Jesse.

Detectives Briscoe and Curtis investigate the murder of a former cover girl with hidden secrets.