On 9 May 2017, it was announced that Len Goodman, who had retired from the show at the end of the previous series, would be replaced by Shirley Ballas.
[2] Holby City actor Joe McFadden and Katya Jones were announced as the winners on 16 December; while Gemma Atkinson and Aljaž Škorjanec, Debbie McGee and Giovanni Pernice, and Alexandra Burke and Gorka Márquez were the runners-up.
Professionals from the last series who did not return included Joanne Clifton, Natalie Lowe, and Oksana Platero.
They were replaced by former Dancing with the Stars Australia professional Dianne Buswell, Nadiya Bychkova, and Amy Dowden.
Color key: Unless indicated otherwise, individual judges' scores in the charts below (given in parentheses) are listed in this order from left to right: Craig Revel Horwood, Darcey Bussell, Shirley Ballas, Bruno Tonioli.
Musical guests: During the show, the professional dancers performed a tribute to former host Sir Bruce Forsyth, who had died just weeks before the series began.
Individual judges' scores given in the chart below (given in parentheses) are listed in this order from left to right: Craig Revel Horwood, Darcey Bussell, Shirley Ballas.
Musical guests: Amber Riley, Beverley Knight & Cassidy Janson — "I'm Every Woman" Couples are listed in the order they performed.