Stephen Mulhern hosts this special edition in which 10 illusionists from the talent show and its global counterparts take to the stage. Penn Jillette, one half of American comedy magic duo Penn and Teller, joins BGT stalwarts Amanda Holden, Alesha Dixon and David Walliams on the judging panel, while the theatre audience chooses the winner, who walks away with a cheque for £50,000. Who will be crowned the Ultimate Magician and take the cash prize?

Following weeks of awe-inspiring and show-stopping performances, tonight the final acts go head-to-head to win the hearts and votes of the public.

Ant and Dec welcome back eight more acts as they compete in the last of the semi-finals. Which acts will wow the judges and the public to secure their place in the final?

The competition heats up as eight more semi-finalists vie for a place in the 2022 final. The judges will pick one of the finalists while the other is chosen via public vote.

Ant and Dec host the third of this week's live semi-finals, which sees some of the acts that have previously impressed the judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams return to the stage. Eight acts will perform, with the first finalist chosen via public vote and the second finalist chosen by the judges. Who will dazzle the judges and viewers at home to progress to the next phase of the competition?

The semi-finals continue as eight more acts compete for a place in the final. The first finalist is chosen via public vote and the second finalist will be chosen by the judges.

The semi-finals welcome back the acts who impressed the judges as well as our golden buzzer acts, but who will go through to the final via the public vote or judges' choices?

The auditions come to a close and the judges deliberate over which acts should make it through to the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live-semi-finals

After a year away, the nation's most treasured variety talent show is back on our screens. Now in its 15th series, the multi award-winning talent extravaganza is bigger than ever before, with even more awe-inspiring and show-stopping performers all vying to impress the judges and secure their place in the live-semi-finals

Reuniting with their infamous buzzers are judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams who this year celebrate their 10th year working alongside one another. Inimitable duo Ant and Dec will also be returning as hosts ready to cheer and console the acts brave enough to brace the stage of London Palladium Theatre.

Having had an extra year to perfect their acts, the calibre this year is the best BGT has ever seen. Among the eye-popping talents is a dog act like no other, harmonious choirs and in a BGT first, a phantom man who left the judges spooked like never before.