The Voice UK is a British television music competition to find new singing talent. The fourth series started on 10 January 2015.^[1] Emma Willis and Marvin Humes return as hosts, alongside coaches will.i.am, Sir Tom Jones, and Ricky Wilson. Kylie Minogue did not return due to touring commitments and was replaced by Rita Ora.^[2] On 4 April 2015, Stevie McCrorie was announced the winner of the season making him the first winner to have received an all-chair turn in the blind auditions. This also marks Ricky Wilson's first win as coach.

On 22 March 2014, Kylie Minogue confirmed that she would not be returning for another series, however when asked if she would return if filming dates were moved she said "I would have to think about it really seriously as I did for this series".^[3] Two days later, the BBC confirmed that she was not quitting the show.^[4] However, on 11 April 2014, Minogue tweeted that she would not be returning^[5] and on 23 September, it was announced that Rita Ora would join returning coaches will.i.am, Tom Jones and Ricky Wilson.

Emma Willis and Marvin Humes returned as co-presenters.

Promotional photos were released on 18 December 2014, including photos of: the coaches (Wilson, Jones, Ora & will.i.am); the presenters (Willis & Humes); and singular shots of each coach.^[6]

On 20 December 2014, the first trailer for the series premiered following the final of Strictly Come Dancing at 19:55. The trailer features the four coaches sitting at a bar, when a crow singing behind them catches their attention. They begin to sing along with the crow until a waiter brings over a cooked chicken that they have ordered. Despite thinking the crow would be annoyed, he continues to sing with the group then joining in.^[7]

Colour key:

•   Winner
•   Runner-up
•   Third place
•   Eliminated in the Live shows
•   Eliminated in the Knockouts
•   Artist was stolen by another coach at the Battles
•   Eliminated in the Battles

Each coach has the length of the artists' performance to decide if they wanted that artist on their team. Should two or more coaches want the same artist, then the artist will choose their coach.

The battle rounds will consist of two 2 hour shows on 28 February and 7 March. In a change for the fourth series, the coaches will be allowed to steal two artists each, as opposed to just the one in the previous two series.^[8] The eighth episode was 120 minutes long, and aired from 7.15pm until 9.15pm and The ninth episode was 120 minutes long, and aired from 7.30pm until 9.30pm.

Colour key

The Knockout rounds aired on 14 and 15 March 2015. Teams of 8 after the battles were stripped down to 3 for the live shows. The tenth episode was 75 minutes long, and aired from 7.15pm until 8.30pm and eleventh episode was 75 minutes long, and aired from 7.45pm until 9.00pm.

Colour key:

The live shows began on 21 March 2015 and ended on 4 April 2015. The quarter-final featured performances from Jermain Jackman & Olly Murs, while Jess Glynne & Sia performed on the semi-final. The final featured performances from Charles Hamilton and Rita Ora, Paloma Faith & The Script.