|Affiliation:||CTU Los Angeles|
|Played by:||(unknown actor)|
|Episode:||"Day 3: 4:00am-5:00am"|
- You may be looking for Cofell.
Koppel was a CTU worker active during Day 3.
When Michelle Dessler called in to CTU Los Angeles while at the Chandler Plaza Hotel, Koppel answered. She planned to tell them that the whole hotel had been exposed to the Cordilla virus, but ended the call before saying anything after noticing symptoms of the virus on Gael Ortega.
* — Voice only