Doctor Who season 2 - Everything you need to know

Published: 22 March 2025

The Doctor, wearing a dark blue pinstripe waistcoat over a white t-shirt, leans back from the TARDIS console with one hand on a lever and the other reaching out towards something off camera

It鈥檚 time to set your alarms! The Doctor (Ncuti Gatwa) is on his way back to your screens, this time with a new addition to the TARDIS, Belinda Chandra (Varada Sethu) as season two of Doctor Who premieres in 2025 on 成人快手 and 成人快手 iPlayer in the UK and Disney+ outside of the UK (where available).

It's set to be quite the adventure in space and time... here's everything you need to know!

When does Doctor Who season 2 start on iPlayer and 成人快手 One?

A man in a pinstripe blue suit and a bowler hat looks out the front door of a house with a concerned expression on his face — (成人快手 Studios)

Season two will officially launch on Saturday 12 April at 8am on 成人快手 iPlayer and later that day on 成人快手 One in the UK.

At the same time, those outside of the UK can watch the Doctor and Belinda on their epic adventures on Disney+ where available.

What's the Doctor Who Season 2 plot?

Belinda looks out a window through blinds

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.

Ruby, Kate and Shirley are in UNIT HQ, looking shocked at something off screen. Colonel Ibrahim stands with his gun poised.

Watch the Doctor Who season 2 trailer

Watch the trailer for Doctor Who season 2

Find out more: Watch the Doctor Who season 2 trailer and get a first glimpse at special guest stars

Doctor Who Season 2 Episode Titles

The episode titles for season two鈥檚 epic interstellar adventures have been revealed!

Check out all the Doctor Who season 2 episode titles and watch the episode titles teaser here.

Varada Sethu joins as Belinda Chandra

Belinda stands by the TARDIS console — Varada Sethu as Belinda Chandra

Like many Doctors who have come before him, one is not enough for the Fifteenth Doctor and in season two, he will have two companions by his side as Varada Sethu steps aboard the TARDIS.

Varada joins the Whoniverse from a galaxy far, far away after starring in the Disney+ Star Wars series Andor. Now she straps in for another journey through time and space alongside Ncuti Gatwa as the Fifteenth Doctor and Millie Gibson as Ruby Sunday.

Left to right - Varada Sethu, Ncuti Gatwa and Millie Gibson stand together smiling at a Doctor Who table read.

Read more: Doctor Who - First Look at Ncuti Gatwa with Varada Sethu and Millie Gibson ahead of season two

Doctor Who Season 2 Guest Stars

Left: A man in a red velvet suit stands holding a microphone on a purple stage. Right: A tall slender blue cartoon character in a suit and bowtie smiles as he stands between open red velvet curtains on a stage

There are no shortage of guest stars adventuring with the Doctor (Ncuti Gatwa), Belinda (Varada Sethu) and Ruby Sunday (Millie Gibson).

Rylan plays himself, the co-host of the Interstellar Song Contest and Alan Cumming voices the villainous cartoon character, Mr Ring-a-Ding.

Left: A woman in a light beige jacket sits looking emotional. Right: A man in a blue uniform holds aloft a weapon with a light at the end of it as he enters a room looking cautious

Anita Dobson, Bonnie Langford, Jemma Redgrave, Caoilfhionn Dunne, Christopher Chung, Evelyn Miller, Ariyon Bakare, Julie Dray and Jonah Hauer-King all feature in the trailer for season 2, with Rose Ayling-Ellis MBE also joining the ranks for a thrilling and frightening adventure.

A character who appears human with blonde hair that's short at the front and shoulder length at the back stands looking menacingly at something off screen. Two horns protrude from the back of their head and they wear a black and grey jacket over a dark blue t-shirt

. He'll play a fearsome villain from another planet in an upcoming episode.

"If audiences enjoy watching it half as much as I did making it, televisions are on course to explode right across the world!", he says.

A man in a black t-shirt and green and black patterned shirt

And Kadiff Kirwan joins the Doctor and Belinda for an intergalactic escapade too!

Meet the new writers

Two woman stand flanked by red robots, who hold futuristic weapons. One woman wears a mustard yellow coat over a pink t-shirt while the other wears a beige top and trousers. They both look concerned. — (成人快手 Studios)

The TARDIS is getting ready to take viewers on another thrilling journey through time and space, with some new voices joining for season 2.

Juno Dawson, Inua Ellams, Pete McTighe and Sharma Angel-Walfall are the new writers who have stepped on board.

Russell T Davies is showrunner and executive producer. Additional executive producers are Joel Collins, Phil Collinson, Julie Gardner and Jane Tranter.