Gerald McCullouch

The Jeffersonian team investigates the death of a young boy whose soul remains very much alive. When psychic Avalon Harmonia (guest star Lauper) attempts to help the deceased’s spirit cross over, each member of the team begins to question his or her own beliefs about life after death.

Agents Gibbs and DiNozzo board Air Force One to investigate what seems to be a death by natural causes.

The shooting investigation of Holly Gribbs continues; someone is murdering people who have won millions on slot machines.

Masters must decide if she wants to be a surgeon or officially join House's team; the team must diagnose a 16-year-old who collapses days before embarking on a sailing tour of the globe.

Catherine agrees to Keppler's covert plan to catch the killer of a popular politician, which forces her to deceive her teammates.

The CSIs want to find out how a recent gun-store shootout may be connected to a young woman who may have committed suicide.