Miss Brook cavorts in her new film

The actress was cavorting with Riley Steele, a familiar name to fans of adult movies, in scenes for the new film Piranha 3-D, in which they both star.

Kelly Brook filmed scenes for Piranha 3-D with porn star Riley Steele in Arizona

Clad in nothing but a shiny red bikini and black heels, Kelly then tossed her hair as she danced around the deck of the boat.