(written from a Production point of view)
McLellan is probably best known for her recurring role as Petty Officer Jennifer Coates in the military drama series JAG on which she worked between 2001 and 2005 on 58 episodes. She later starred as Lisa George in the drama series Dirty Sexy Money (2007-2009).
Other acting work includes guest roles in Sliders (1996), The Invisible Man (2000-2001), House, M.D. (2010), and The Mentalist (2011) as well as the 2000 fantasy game adaptation Dungeons & Dragons on which she worked with Robert Miano and Lee Arenberg.
In February 2014 McLellan was cast as Special Agent Meredith Brody in the CBS NCIS spin-off series located in New Orleans, also starring Scott Bakula as Special Agent Dwayne Cassius Pride. They started shooting in February.