Marina Sirtis Marina Sirtis is the English actress best known for playing Counselor Deanna Troi on . She later played the role in four , as well as episodes of and the series finale of . Along with Colm Meaney ( Miles O ' Brien ) and Michael Dorn ( Worf ) , Sirtis is one of three regular " Star Trek " cast members to have made multiple appearances as the same character on a different series . She is also one of only six actors to play the same character on three different live action " Star Trek " series ; the others to do so are Jonathan Frakes ( William T . Riker ) , Armin Shimerman ( Quark ) , John de Lancie ( Q ) , Michael Ansara ( Kang ) , and Richard Poe ( Evek ) . Sirtis credits both the " Star Trek " television and movie series for bringing her a following of fans that can never be rivaled . Several costumes worn by Sirtis on " Star Trek " were sold off on the It ' s A Wrap ! sale and auction on eBay , including her evening dress from the episode and her flashback costume from the episode . Personal life . Sirtis was born in the London Borough of Hackney to Greek parents , who initially did not want her to pursue a career in acting . She trained at the Royal Shakespeare Company , affiliated with the Guildhall School of Music and Drama , to which she had to apply in secret so her parents would not find out . Once she earned a name for herself in the theater , she went on to television . Having grown up in London , she became a huge soccer fan ( her brother plays the sport in Greece ) , and a supporter of Tottenham Hotspur FC . Her father died on 24 October 1981 , exactly ten years before " Star Trek " creator Gene Roddenberry passed away . In 1992 , Sirtis married rock guitarist Michael Lamper . Her TNG castmates Brent Spiner and Michael Dorn were groomsmen at her wedding . Career . Early film and television career . In the late 1970s , Sirtis appeared in several British television series such as " Hazell " and " Minder " . In the 1980s , she worked with director David Carson in an episode of the British crime drama " Call Me Mister " and in an episode of " The Adventures of Sherlock Holmes " . Carson later directed Sirtis in four episodes of " The Next Generation " and in . Also in the early 1980s , she appeared in a famous Bianco commercial with TOS guest actress Joan Collins . Sirtis also participated in several films , the first of which was the 1983 British drama " The Wicked Lady " . This was followed shortly thereafter with her first role in an American production , as an unfortunate prostitute in the 1984 thriller " Blind Date " , which starred actress Kirstie Alley . She then appeared in 1985 ' s " Death Wish 3 " , which also featured Ed Lauter . Just prior to being cast on " Star Trek : The Next Generation " , Sirtis made a guest appearance on the American action drama " Hunter " . Her episode was directed by James Darren , who later played Vic Fontaine on . TNG and the 1990s . Sirtis originally auditioned for the part of Macha Hernandez who was later renamed ( and recast ) in Natasha Yar . She read for this part at her first three auditions before Gene Roddenberry wanted her and Denise Crosby to switch their roles . ( " " TNG Season 1 DVD special feature " The Beginning " " ) Sirtis started auditioning on and was cast on on the day when she packed to leave the States . In an interview she noted that the pilot episode was the only time in the first season she wore her own hair . ( " TNG Season 1 DVD special feature " Selected Crew Analysis " - " Casting " " ) During TNG ' s first three years , Sirtis did not act in any other film or television production . In 1990 , during a break between the TNG ' s third and fourth season s , Sirtis starred in the British movie " One Last Chance " for director Gabrielle Beaumont . The following year , she co - starred with Zach Galligan and Jim Metzler in the horror - comedy film " Waxwork II : Lost in Time " . After TNG wrapped in 1994 , Sirtis began voicing the major character of Demona in the animated series " Gargoyles " . Her TNG co - star Jonathan Frakes also joined her on that series as the voice of David Xanatos . Two other TNG castmates , Michael Dorn and Brent Spiner , had recurring voice - over roles on the show , while LeVar Burton and Colm Meaney each voiced in one episode . Many other " Star Trek " alumni have lent their voices to this series , including Nichelle Nichols , Kate Mulgrew , Avery Brooks , Paul Winfield , Matt Frewer , Clancy Brown , Salli Elise Richardson , and David Warner . " Gargoyles " aired from 1994 through 1996 , after which Sirtis and Frakes continued their roles in the subsequent series , " Gargoyles : The Goliath Chronicles " , from 1996 through 1997 . They also voiced the characters in various direct - to - video " Gargoyles " movies released through 1998 . In 1994 , Sirtis made a guest appearance on the short - lived series " Heaven Help Us " , which starred Ricardo Montalban . In 1997 , Sirtis , Leonard Nimoy , and James Doohan all had guest voice - over roles in the " Where No Duckman Has Gone Before " episode of " Duckman " , which starred the voice of Jason Alexander in the title role . Sirtis then guest - starred on " Diagnosis Murder " ( in an episode written by David Bennett Carren and J . Larry Carroll ) before continuing her connection with science fiction with appearances on " The Outer Limits " ( with Roger R . Cross ) and Gene Roddenberry ' s " Earth : Final Conflict " . 2000 – present . Television . In 2000 , Sirtis appeared on the Sci - Fi Channel ' s " Stargate SG - 1 " . In 2003 , she guest - starred on the drama series " The Closer " , on which Raymond Cruz is a regular cast member . In 2006 , Sirtis had a recurring role on the UPN series " Girlfriends " , which starred guest actress Golden Brooks . That same year , Sirtis was seen on the CBS series " Without a Trace " , playing the mother of a missing high school basketball star . Former " Enterprise " star Connor Trinneer played the basketball coach in the same episode , but he shared no scenes with Sirtis . " Enterprise " guest star Enrique Murciano was a main cast member on " Without a Trace " . Sirtis and actor Ben Cross both had supporting roles in the Sci - Fi Channel original movie " Grendel " , which aired in 2007 . Shortly thereafter , Sirtis and her TNG castmates ( Patrick Stewart , Jonathan Frakes , Brent Spiner , LeVar Burton , Michael Dorn , Gates McFadden , Wil Wheaton , and Denise Crosby ) all voiced themselves in the " Not All Dogs Go to Heaven " episode of Seth MacFarlane ' s hit animated show , " Family Guy " . Sirtis previously voiced Counselor Troi for another " Family Guy " episode ( " Peter ' s Got Woods " ) , but her segment was cut and replaced by a different TNG segment . Sirtis was also heard in an episode of MacFarlane ' s " The Cleveland Show " later in 2009 . Also in 2009 , Sirtis guest - starred on the short - lived CBS series " Three Rivers " , working with Alfre Woodard and Spencer Garrett . She has most recently been seen in the ABC Family series " Make It or Break It " , along with Brett Cullen . She guest starred on a 2011 episode of " Grey ' s Anatomy " . Between 2013 and 2016 , Sirtis appeared on three episodes of " NCIS " as Mossad Director Orli Elbaz ( whose predecessor , Eli David , was portrayed by Michael Nouri ) ; other " Trek " actors who appeared with Sirtis included Alan Dale and Leslie Hope . Film . Sirtis and TNG co - star Michael Dorn worked together in the independent films " Lesser of Three Evils " ( 2005 , along with Brian Thompson ) and " The Deep Below " ( 2007 ) , as well as the unsold sitcom pilot " Through the Fire " , which Dorn wrote and directed . Sirtis also appeared in such independent films as " Terminal Error " ( 2002 , with Michael Nouri ) , " Net Games " ( 2003 , with Ed Begley , Jr . ) , and " Spectres " ( 2004 ) , the latter of which co - starred " Enterprise " actress Linda Park as well as Tucker Smallwood . In addition , Sirtis was part of the ensemble cast of the acclaimed drama , " Crash " , which won the 2005 Academy Award for Best Picture . Fellow " Voyager " and " Enterprise " guest star Daniel Dae Kim ( Gotana - Retz , Corporal Chang ) also appeared in this film . The film has since been adapted as a television series on Starz , with a cast that includes Sirtis ' " Spectres " and " Enterprise " co - star , Linda Park . Sirtis starred in a science fiction film written and executive produced by and co - starring TOS star Walter Koenig entitled " InAlienable " , released in 2008 . Among the other performers in the film are fellow " Star Trek " alumni Erick Avari , Gary Graham , Richard Herd , J . G . Hertzler , Andrew Koenig , Judy Levitt , Lisa LoCicero , Courtney Peldon , Alan Ruck , and Patricia Tallman . It is interesting to note that when originally announced in 2003 , this film ( then known as " Illegal Alien " ) was set to star Sirtis ' TNG co - star John de Lancie and " Voyager " s Robert Picardo . Her more recent film credits have included the direct - to - video sequels " Green Street Hooligans 2 : Stand Your Ground " and " The Grudge 3 " . She also co - starred with John Rhys - Davies in the British film " 31 North 62 East " and appeared with Jack Kehler in the independent drama " Otis E . " She is currently set to reunite with John Rhys - Davies in an independent action thriller called " Shadows from the Sky " . " Mass Effect " . In 2007 , Sirtis voiced the character of Matriarch Benezia in the hit video game " Mass Effect " . Armin Shimerman , Raphael Sbarge , and Dwight Schultz also had voice - over roles in this game .