Over the Rainbow - Episode Guide

Andrew Lloyd Webber is back with a new search for a West End leading lady. This time he's looking for the nation's Dorothy to take the starring role in The Wizard of Oz.

It's an all-singing, all-dancing extravaganza for the final 20 girls auditioning for the part of Dorothy in Andrew Lloyd Webber's production of The Wizard of Oz.

Andrew Lloyd Webber's search for the girl to play Dorothy in the West End continues. The competition steps up a gear - it's the first live knockout show of the series.

The first results show of the series. Which two girls have received the fewest viewer votes and must perform in the dreaded sing-off? Lord Lloyd Webber will save one Dorothy.

Andrew Lloyd Webber's search for the girl to play Dorothy in the West End continues. The ten remaining West End hopefuls perform live in the studio. Presented by Graham Norton.

Another Dorothy leaves the competition for good. Whilst the girls wait nervously for the result, there will be group performances, including a musical mash up.

Graham Norton returns to the land of Oz as the search for Dorothy continues. The remaining nine Dorothys battle it out live for viewers' votes to stay in the competition.

Graham Norton hosts the results show. The storm clouds gather in the land of Oz as another Dorothy must leave the competition for good.

Graham Norton returns to the land of Oz as the search for Dorothy continues. The remaining eight Dorothys battle it out live for viewers' votes to stay in the competition.

Graham Norton hosts the results show. The storm clouds gather in the land of Oz as another Dorothy must leave the competition for good.

Graham Norton returns to the land of Oz as the search for Dorothy continues. Seven girls remain in the competition, all of them desperate to become Dorothy.

Graham Norton hosts the results show. The votes are in, but which Dorothy's dreams will hit a yellow brick wall? Plus, the final five Totos take to the West End stage.

Graham Norton returns to the land of Oz as the search for Dorothy continues. Six girls remain in the competition, all of them desperate to become Dorothy.

Graham Norton hosts the results show. The five remaining Dorothys will become just four, and with a place in the Semi-Final at stake the remaining hopefuls are on tenterhooks. Plus the final five Totos complete another Wizard of Oz themed mission.

It is semi-final week, hosted by Graham Norton, and just four girls are still in the running to land the role of a lifetime.

The talent show's semi-final weekend reaches its dramatic conclusion. Four Dorothys remain, but sadly one will fall at the final hurdle and fail to make it into the grand final.

It's the grand final and one girl's life will change forever. Host Graham Norton concludes the search to cast Dorothy in a spectacular series finale.

The quest to cast a West End Dorothy reaches its dramatic conclusion. Which of the two girls will win the life-changing role? The decision is in the hands of the viewers.