In 1995, she began her career on television, appearing over the next five years on episodes of
Sliders,
Diagnosis: Murder, and
Star Trek: Voyager. In 2000, McLellan had her first major movie role, in the fantasy film
Dungeons & Dragons. In 2001, McLellan joined the cast of
CBS procedural
JAG, in a recurring role as
Navy Petty Officer Jennifer Coates. For the final season of the show she was elevated to series regular. After the series ended, McLellan was cast as the wife of
Peter Krause's character, in the ABC soapy comedy-drama series
Dirty Sexy Money. The series was canceled after two seasons in 2009. McLellan later guest-starred on
House and
The Mentalist, and also had roles in
Lifetime TV movies. In 2014, she began playing the female leading role, Meredith Brody, in the CBS procedural drama
NCIS: New Orleans. In July 2016, it was reported that she would not return for season three. In 2017, McLellan was cast in a series regular role in the
second season of
ABC's
Designated Survivor as
White House Counsel Kendra Daynes. == Personal life ==