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Semi-final 1
Recorded: Friday 28th August
Air date: Saturday 05th September
Acts: Urban Turtles, Fayth Ifil, James & Dylan Piper, James Stott, Imen Siar, Steve Royale, SOS From The Kids, Yakub
Guest Performer(s): Diversity
Semi-final 2
Recorded: Sunday 30th August
Air date: Saturday 12th September
Acts: Souparnika Nair, Damien O'Brien, Allan Finnegan, Class Dynamix, Aaron & Jasmine, Honey & Sammy, Amanda & Miracle, The Coven
Guest Performer(s): McFly
Semi-final 3
Recorded: Friday 04th September
Air date: Saturday 19th September
Acts: Ember Trio, Myra DuBois, Sign Along With Us, Magical Bones, Dario the Dinosaur, Bhim Niroula, Sirine Jahangir, X1X Crew
Guest Performer(s): James Arthur & Sigala
Semi-final 4
Recorded: Saturday 05th September
Air date: Saturday 26th September
Acts: Jon Courtenay, Jasper Cherry, Katherine & Joe O'Malley, Kevin Quantum, Billy & Chantelle, Chineke! Junior Orchestra, Papi Flex, Belinda Davids
Guest Performer(s): Michael Ball & the cast of Hairspray
Semi-final 5
Recorded: Sunday 06th September
Air date: Saturday 03rd October
Acts: Aidan McCann, Beth Porch, Crissy Lee, Hakan Berg, Nabil Abdulrashid, Shalom Chorale, Soldiers of Swing, Wesley Williams
Guest Performer(s): Amanda Holden
Britain's Got Talent airs every Saturday on ITV.
The Live Final takes place on Saturday 10th October.