In her first television role since Renee Walker on 24, Annie Wersching is scheduled to guest star on CBS’s crime series franchise CSI: Crime Scene Investigation as Dr. Priscilla Prescott.

The episode called “House of Hoarders” involves a woman who suffers from a condition called “hoarding” and becomes a murder suspect when a dead body is found buried under piles of trash and debris inside her home.

“House of Hoarders” airs Thursday October 21, 2010 at 9PM on CBS.