"There were a lot of cooks in the kitchen, a lot of voices around me, and I wanted to step away so I could hear my own voice again", Mc Adams said in 2013.
"Truthfully, I never really wanted to be a big movie star.
In 2010, Mc Adams appeared in her first star vehicle, the comedy Morning Glory.
while Sukhdev Sandhu of The Daily Telegraph noted that "Mc Adams, with her lively eyes and large, expressive forehead, holds her own against Crowe.
Mercifully, she avoids any temptation to play girly and demure to his grizzled alpha male." Writing in The Chicago Tribune, Michael Phillips, in an otherwise tepid review, said of her performance: "Every scene she's in, even the silly ones, becomes better—truer, often against long odds—because she's in it. Mc Adams is a perfectly charming actress and performs gamely as the third wheel of this action-bromance tricycle.
"Previously she has been seen mostly as a hot chick or an idealized sweetheart", he wrote.
"Here she is feisty, vulnerable, plucky, warm, funny ...
For her performance in Spotlight, she was nominated for the Academy Award for Best Supporting Actress.
She also made her Canadian film debut that year in the comedy My Name is Tanino.
After a two-year career break, Mc Adams starred in two limited release films in 2008; the film noir Married Life and the road trip comedy-drama The Lucky Ones.
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.
Her performance qualifies her for heavy-duty roles." In late 2005, Mc Adams starred with Sarah Jessica Parker and Diane Keaton in the seasonal family comedy-drama The Family Stone, which gave Mc Adams an opportunity to play a dishevelled and sardonic sister, rather than the usual "obvious" girlfriend or wife roles.
Vanity Fair invited Mc Adams, along with actresses Scarlett Johansson and Keira Knightley, to appear on its March 2006 cover, the annual Hollywood issue.
Mc Adams played the daughter of an influential politician, who is caught in a love triangle with Wilson and Cooper's characters.