Claim: Jennifer Garner had a leading role in the 2004 film 13 Going On 30.

Jennifer Anne Garner -LRB- born April 17 , 1972 -RRB- is an American actress . Her breakthrough film debut was in the comedy Dude , Where 's My Car -LRB- 2000 -RRB- . Following a supporting role in Pearl Harbor , Garner gained recognition for her performance as CIA officer Sydney Bristow in the ABC spy-action thriller Alias , which aired from 2001 to 2006 . For her work on the series , she won a Golden Globe Award and a SAG Award and received four Emmy Award nominations .   While working on Alias , Garner gained a cameo role in Catch Me if You Can -LRB- 2002 -RRB- , followed by a praised leading performance in the romantic comedy film 13 Going on 30 -LRB- 2004 -RRB- . Garner has appeared in supporting as well as lead film roles including the superhero films Daredevil -LRB- 2003 -RRB- and Elektra -LRB- 2005 -RRB- , the comedy-drama Juno -LRB- 2007 -RRB- , and the fantasy romantic comedy The Invention of Lying -LRB- 2009 -RRB- . In the 2010s , she appeared in the romantic-comedy film Valentine 's Day , the fantasy comedy-drama film The Odd Life of Timothy Green -LRB- 2012 -RRB- , the biographical drama Dallas Buyers Club -LRB- 2013 -RRB- , and the comedy Alexander and the Terrible , Horrible , No Good , Very Bad Day -LRB- 2014 -RRB- .   Garner works frequently as an activist for early childhood education and is a board member of Save the Children . She is also an advocate for anti-paparazzi campaigns among children of celebrities . Garner had a five-year relationship with Scott Foley from 1998 to 2003 , during which they married . Garner married Ben Affleck in 2005 , with whom she has three children ; they separated in 2015 and filed for divorce in April 2017 .