Kate Upton's bouncing boobs are in a movie.

The film is called The Other Woman and it will release on April 25.  Apparently, Cameron Diaz realizes she's dating a married man.  The wife is Leslie Mann.  In the trailer, Diaz and Mann learn that there's a third woman.

The third woman is Kate UptonKate Upton is wearing a bikini on the beach.  She's bouncing.




PHOTOS: Kate Upton