Britain's Got Talent: The Champions Main cast, played by Declan Donnelly Episode 1x01: Episode 1 (Aug 31, 2019) Episode 1x02: Episode 2 (Sep 7, 2019) Episode 1x03: Episode 3 (Sep 14, 2019) Episode 1x04: Episode 4 (Sep 21, 2019) Episode 1x05: Episode 5 (Sep 28, 2019) Episode 1x06: Episode 6 (Oct 5, 2019)