Rebecca McFarland Rebecca McFarland is the actress who played Talli in the fourth season episode . She filmed her scenes for this episode on Wednesday and Thursday on Paramount Stage 16 . McFarland was born in Lafayette , Louisiana , grew up in New Orleans , and attended New Orleans Center for Creative Arts as well as Tulane University where she graduated with a BA in Theatre . She moved to Los Angeles , Califonria in 1995 and has been acting since though she considered to break up with acting in 2010 . Among her earlier acting credits are guest roles in episodes of " The Big Easy " ( 1996 ) , " Diagnosis Murder " ( 1996 , with Roger Aaron Brown , Cindy Katz , Eric Menyuk , Wayne Péré , and John Vargas ) , " Seinfeld " ( 1996 , starring Jason Alexander ) , " Pacific Blue " ( 1997 , with Sherman Howard and David Anthony Marshall ) , " Silk Stalkings " ( 1997 , with Charlie Brill , James Ingersoll , Marci Brickhouse , Amy Lindsay , Paul Townsend , and Dan Horton ) , " Party of Five " ( 1997 , with Conor O ' Farrell , Kelly Connell , Ellen Bry , and directed by Lou Antonio ) , " Total Security " ( 1997 , with Tony Plana , Kristin Bauer , and Thomas Kopache ) , and " Jenny " ( 1997 , with Richard Libertini and Michael Rivkin ) . Following her guest role in " Star Trek " , McFarland co - starred as secretary Val Gibson in the short - lived NBC comedy series " Working " between 1998 and 1999 . George Coe , James Castle Stevens , and Mark Daniel Cade had recurring roles on this series . She also had a supporting role in ' s horror sequel " Scream 2 " ( 1997 , with David Warner , Christopher Doyle , Tom Hand , and Corey Mendell Parker ) . Further acting work includes the short comedy " Eating Las Vegas " ( 1997 , with Andy Dick ) , the comedy " Art House " ( 1998 , with Luigi Amodeo , Eva Loseth , and Bill Erwin ) , the independent project " Elvis Took a Bullet " ( 2001 , with Scott Trost ) , the television movie " Fargo " ( 2003 , with Matt Malloy and Robert Joy ) , the television drama " A Place Called Home " ( 2004 , with Clint Lilley ) , the television comedy " Play Dates " ( 2005 ) , and the television drama " Hollis & Rae " ( 2006 , with Andrew Prine and David de Vries ) . McFarland also worked on television series such as " Grace Under Fire " ( 1998 ) , " Union Square " ( 1998 ) , " Maximum Bob " ( 1998 , with Liz Vassey ) , " The Army Show " ( 1998 , with James Castle Stevens ) , " The Norm Show " ( 1999 , with Gregory Hinton ) , " Philly " ( 2001 , with Ron Canada , Rick Scarry , and Deborah Landis ) , " Once and Again " ( 2002 , with William O . Campbell , Jeffrey Nordling , and Susanna Thompson ) , " NYPD Blue " ( 2001 and 2002 , with Gordon Clapp and Don Fischer ) , " CSI : Crime Scene Investigation " ( 2003 , with Bob Gunton , Wallace Langham , and Raymond Cruz ) , " Tremors " ( 2003 ) , " Charmed " ( 2003 ) , " Century City " ( 2004 , with Lawrence Pressman ) , " NCIS : Naval Criminal Investigative Service " ( 2005 , with John Doman and directed by Terrence O ' Hara ) , " Friday Night Lights " ( 2006 ) , and " Eyes " ( 2007 , with Rick Worthy ) . Between 2003 and 2012 , McFarland played the character Leanne in eight episodes of the CBS comedy series " Two and a Half Men " . She also guest starred on " The Dresden Files " ( 2007 and 2008 , directed by David Carson ) , " Saving Grace " ( 2008 , with Leon Rippy , Michael Edward Rose , and Andrew Prine ) , " Ghost Whisperer " ( 2010 , with David Clennon and Armen V . Kevorkian ) , " Human Target " ( 2010 ) , " Franklin & Bash " ( 2011 , with Malcolm McDowell ) , " The Mentalist " ( 2012 , with Richard Cox and Andy Milder ) , " Happily Divorced " ( 2012 ) , " Cult " ( 2013 , with Robert Knepper , Aisha Hinds , and Julian Christopher ) , " True Blood " ( 2013 , starring Kristin Bauer ) , " Perception " ( 2013 ) , " Bones " ( 2013 , with Kristen Ariza ) , " NCIS : Los Angeles " ( 2013 , starring Miguel Ferrer ) , " Chelsey and Kelsey " ( 2014 ) , and " Major Crimes " ( 2014 , with Raymond Cruz and Jonathan Del Arco ) . Besides working on the comedy " LA Blues " ( 2007 , with Kevin Rahm and Daniel Roebuck ) , McFarland appeared in a number of television movies including " Man of Your Dreams " ( 2008 ) , " Happy Campers " ( 2008 ) , " The Eastmans " ( 2009 , with Ethan Phillips and Jamison Yang ) , " Cupid , Inc . " ( 2012 , with Adam Grimes and Michael Ensign ) , " The Manzanis " ( 2012 , with Kirstie Alley and Robert Costanzo ) , and " Trooper " ( 2013 , with Victor Paguia ) . More recently , McFarland co - starred as Farrah in the comedy series " Faking It " ( 2014 - 2016 , working with Dan Gauthier and Bruce Thomas ) and had recurring roles in episodes of " Red Band Society " ( 2015 , with Bertila Damas and directed by Robert Duncan McNeill ) and " Grey ' s Anatomy " ( 2016 ) . McFarland has been engaged to director and producer Jason Ensler since 2013 .