DOCTOR WHO: ALEX JONES, JOEL DOMMETT AND REETA CHAKRABARTI TO APPEAR IN UPCOMING EPISODE

In the new series, audiences join The Doctor (Ncuti Gatwa) and Belinda Chandra (Varada Sethu) on an epic quest to get Belinda back to Earth. But a mysterious force is stopping their return and the time-travelling TARDIS team must face great dangers, ferocious enemies and wilder terrors than ever before.

The BBC have confirmed that the fourth episode 'Lucky Day', written by Pete McTighe, will air at 7:10pm on Saturday 03rd May, with the episode available on iPlayer the same day from 8am in the UK and Disney+ internationally. The run time is 46 minutes.

The synopsis for the episode reads: "Ruby Sunday faces life back on earth without the Doctor. But when a dangerous new threat emerges, can Ruby and UNIT save her new boyfriend, Conrad, from the terrifying Shreek?"

It has also been announced that three of the UK's well known TV presenters will be appearing in the episode. Playing themselves will be The One Show's Alex Jones, The Masked Singer's Joel Dommett and leading BBC News presenter Reeta Chakrabarti.

Doctor Who continues Saturdays on BBC One, with each episode available from 8am on BBC iPlayer.