|Writer||Dustin Lee Abraham|
|Original Airdate||November 11, 2004|
Formalities is the seventh episode of the fifth season of CSI: Crime Scene Investigation.
Grissom has to work with Dayshift CSI Sofia Curtis when a high school student is found dead in a hotel room after a party. Assisted by Catherine, Nick and Warrick, they find out that another girl had been kidnapped from the party. However, the father of this girl doesn't seem overly concerned about his daughter's disappearance.
- Sofia Curtis is introduced for the first time.