Glamour couple Kelly Brook and Billy Zane have teamed up for another film.Kelly plays a mermaid in Fishtales while Billy plays a bumbling academic who falls for her charms.Billy said: "It is a family comedy about an Oxford professor who studies ancient Greek love spells, and while in Greece the spells work."Last year they starred together in Three, another beach-bound love story.It didn't draw the crowds they hoped for, but they admit every film is a gamble.Kelly said: "You might as well work with people you love and get on with."© Independent Television News Limited 2007. All rights reserved.