She returned to prominence in 2009 by appearing in the political thriller State of Play, the science-fiction romantic drama The Time Traveler's Wife, and the mystery action-adventure film Sherlock Holmes.
In 2010, Mc Adams appeared in her first star vehicle, the comedy Morning Glory.
After graduating from a four-year theatre program at York University in 2001, she worked in Canadian television and film productions such as the drama film Perfect Pie (2002), for which she received a Genie Award nomination, the comedy film My Name Is Tanino (2002), and the comedy series Slings and Arrows, for which she won a Gemini Award.
In 2002, she made her Hollywood film debut in the comedy The Hot Chick.
She played Allie Hamilton, a wealthy Southern belle who has a forbidden love affair with Gosling's poor labourer, Noah Calhoun.
In 2005, Mc Adams starred with Owen Wilson, Vince Vaughn, and Bradley Cooper in the romantic comedy Wedding Crashers.
Rachel and her beau, Jamie Linden, have not spoken publicly about the birth, but they were seen carrying an infant while out to lunch earlier this month.
And this isn't the only sign the 37-year-old is totally smitten with the actor.The Italian-Canadian co-production was filmed in Sicily when Mc Adams was 22 years old, and it marked her first time on an airplane.Mc Adams' break-out role came in 2004, when she starred in the comedy film Mean Girls opposite Lindsay Lohan, Lacey Chabert, and Amanda Seyfried, based on Rosalind Wiseman's book Queen Bees and Wannabes.She was hailed by the media as Hollywood's new "it girl", and received a BAFTA Award nomination for Best Rising Star.After a two-year break, Mc Adams starred in two limited-release films in 2008, the film noir Married Life and the road trip drama The Lucky Ones.For the latter, she was nominated for the Academy Award for Best Supporting Actress.