PICTURES: DOCTOR WHO'S NCUTI GATWA JOINS THE GRAHAM NORTON SHOW

The Fifteenth Doctor himself Ncuti Gatwa joins Graham Norton on his BBC chatshow this Friday (15th December) at 10:40pm.

Joining Ncuti on Graham's sofa are Imelda Staunton, playing Queen Elizabeth in the final episodes of The Crown; Northern Irish star Jamie Dornan, who is in a new series of amnesia thriller The Tourist; and Scottish actor Jack Lowden, starring in the latest season of spy drama Slow Horses.

As the Fifteenth Doctor, played by Ncuti Gatwa, takes over the TARDIS for his first epic adventure he will be joined by Ruby Sunday, played by Millie Gibson, as she makes her debut as the Doctor’s companion.

Airing on BBC One and BBC iPlayer, the episode sees the Doctor come face-to-face with the mythical and mysterious goblins as his life collides with Ruby Sunday, played by Millie Gibson.

Little is known about Ruby Sunday as she was abandoned on Christmas Eve as a baby. Now living with her mum, Carla and grandmother, Cherry her world is about to be turned upside when she encounters the Doctor and the two set off on their first adventure together...

Alongside Ncuti Gatwa and Millie Gibson is Davina McCall who will be playing herself as she joins the cast alongside Michelle Greenidge as Ruby’s mum Carla, Angela Wynter as Ruby’s grandmother Cherry and Anita Dobson as Mrs Flood.

The episode will also see a musical number 'The Goblin Song', composed by Murray Gold with lyrics from Russell T. Davies. The song will be available to stream and download with proceeds going to BBC Children In Need.

Doctor Who: The Church On Ruby Road airs Christmas Day at 5:55pm GMT on BBC One in the UK and Disney+ worldwide.