|Affiliation:||United States Navy|
|Profession:||Chief Engineer of the Nathan James (2014-2015)|
Executive Officer of the Nathan James (2016)
|Rank:||United States Navy:|
Lieutenant Commander (2014-15)
|Spouse(s):||Bill Garnett †|
|Children:||Lily Garnett †|
|Played by:||Fay Masterson|
|Seasons:||1, 2, 3|
|First episode:||"Welcome to Gitmo"|
|Appears in:||1 series, 3 seasons, 29 episodes|
Andrea Garnett is the Executive Officer and former Chief Engineer of the USS Nathan James. In the Season 1 episode "Welcome to Gitmo," she is temporarily incapacitated after suffering a shrapnel wound from an Al-Qaeda rocket-propelled grenade.
Garnett is one of the six people exposed to the Red Flu during the human trials of the vaccine conducted by Dr.Scott.
When the Nathan James returned to Norfolk in "It's Not A Rumor," Garnett returns to her house to search for her family. After discovering that they were not at home, she stopped by the local hospital to check the records. It was there that she discovered that her husband Bill and daughter Lily had succumbed to the Red Flu.
After the events of the season 2 finale "A More Perfect Union," LCDR Garnett is promoted to the rank of Commander and becomes the Executive Officer of USS Nathan James.