Who was the leading actress in movie Tower Heist?

The leading actress in the movie "Tower Heist" is Gabourey Sidibe. Released in 2011, the film features a comedic heist plot involving a group of employees at a luxury apartment building who seek to recover their stolen pension funds. Sidibe plays the role of a hotel concierge named "Miss D." alongside an ensemble cast that includes Ben Stiller and Eddie Murphy.