The Grey led the pack at the box office this weekend.

The Liam Neeson-led movie, about a group of plane crash survivors who must battle wolves in Alaska, took in US $20 million.

Meanwhile, Underworld: Awakening raked in $12.5 million, according to website BoxOfficeMojo.com. Actress Kate Beckinsale must battle werewolves and vampires in a world that has just become aware of their existence.

And One for the Money, based on the series of books by Janet Evanovich, rounded out the top three.  The movie, which follows a bounty hunter played by Katherine Heigl, took in $11.75 million.

What did you see this weekend? Let us know in the comments.