Scott Campbell and Lake Bell
Eamonn M. McCormack/Getty
05/30/2013 at 05:00 PM EDT
and Scott Campbell were married Saturday evening at The Marigny Opera House in New Orleans, her rep confirms to PEOPLE exclusively.
The actress, 34, wore a custom-designed Marchesa Couture gown and was escorted down the aisle by her father, Harvey Siegel, at the non-denominational ceremony. Campbell wore Marc Jacobs.
Bell and Campbell, 36, a tattoo and fine artist, exchanged vows in front of 190 family and friends including Cameron Diaz
, Eva Longoria
, Kate Bosworth
, Rob Corddry, Katie Aselton, Mark Duplass, Malcolm Gladwell, Lindsay Sloane
, Erinn Hayes, Tig Notaro, Fred Melamed and Rob Huebel.
Additionally, Lance Armstrong, Alicia Silverstone, Jennifer Aniston
and fiancé Justin Theroux – a close friend of the groom – were spotted at the wedding.
The couple met in 2011 on the set of Bell's HBO show How to Make It in America
(Campbell played himself), and got engaged on her birthday in March 2012.
This is the first marriage for both Campbell
and Bell, who wrote, directed and stars in the film In A World
, due in theaters Aug. 9.