The Gemma FactorThe Gemma Factor is a BBC Three sitcom starring Anna Gilthorpe, Claire King and Gwyneth Powell. The series premiered on Tuesday 9 March 2010, and has six episodes.OverviewThe series is set in a town called Lumb in West Yorkshire, some scenes are set in Halifax and follows Gemma Collinge who "wants to be famous by the time she turns 21." It was filmed around Hebden Bridge and Heptonstall.