Movie: Hot Tub Time Machine
Theatrical Release Date: March 19
Actress: Jessica Paré (Breasts)

NOTE: Thanks to WebSurfer_ from Celebfans for pointing this out. While Jessica Paré is not listed in the cast on IMDb, comparing the moles the woman in the trailer has with other images of Jessica proves that it is her.

http://www.traileraddict.com/trailer/hot-tub-time-machine/feature-red-band-trailer
http://rapidshare.com/files/339796448/jeprht.rar