A variety of acts perform in front of a live audience and a panel of judges for a chance to win £250,000 and perform for the British Royal Family at the Royal Variety Performance.
Ant and DEC presents more auditions from thousands of acts hoping to win the prize of 100,000 pounds and a slot to this year's Royal Variety Performance
After a tense wait it is time to find out which act automatically goes through to the live grand final. The two runner-up acts will then face the judges who will pick their favourite to go through to join them in the live grand final.
The live final of the nationwide talent search, which sees a wide variety of acts striving to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and get the chance to win a huge cash prize and a coveted slot at the Royal Variety Performance. Last in the series.
The auditions continue. The competition is open to any act of any age, and the judges see some of the best - and worst - talent in the country. Presenters Ant and Dec are on hand to support the performers before and after they face the judges.
As the votes are counted, Dec reveals who will take their place in the final as the winners of tonight's show take a step closer to that slot at the Royal Variety Performance.
Time to find out which act has the highest number of public votes and goes through to the live final. Featuring a performance from last year's winners Jules, Matisse and Friends.
Time to find out which act has the highest number of public votes and goes through to the live grand final. Featuring a performance from pop-rock band One Republic.
The search for this year's winner reaches its nail-biting climax as the British public crown their champion for 2015. The final 10 acts now go head-to-head as they make one last attempt to capture the public's hearts and votes.
Time to find out which act has the highest number of public votes and will go through to the live grand final. Featuring a live performance by the cast of West End musical Motown.
Declan Donnelly hosts the first live semi-final of this year's contest, with the audition process having left judges Amanda Holden, David Walliams, Simon Cowell and Alesha Dixon with 40 acts to pick from. Tonight, eight of them will be performing live in the hope of impressing both the panel and the TV audience to win one of the two spots in the live grand final, where the winning act will receive a life-changing £250,000 prize and a spot at this year's Royal Variety Performance in November.
The nation's favourite TV talent show returns as the search continues for the 2020 winner, and Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams deliberate over who will make it through to the semi-finals.