Wikipedia
Fishtales
Fishtales is a 2007 family comedy film directed by Alki David, and starring Billy Zane and Kelly Brook about a widowed father who falls in love with a mermaid. The film was released theatrically in the UK on 24 August 2007.
At the time of filming, co-stars Billy Zane and Kelly Brook were engaged to be married, but they have since split. This is the second film that the couple have worked on together, the previous being 2005's Survival Island, where they met.