John L. Curtis

While investigating the murder of a convicted ex-cop, the CSIs stumble upon a list in his prison cell with names of several individuals he believed might have been his wife's true killer.

Melinda investigates the death of a high school athlete whose ghost is following around a family that is not her own.

When a doctor disappears from a hospital, the team tries to determine whether her past is somehow connected.

Jack's friend disappears after leaving a guilt-ridden message about the murder of his partner earlier that evening.

When a nanny and her charge disappear hours after her employers fired her, the team must determine whether she is a kidnapping victim or suspect.

The team searches for a college student who vanished after making provocative statements during a classroom discussion.