Beep the Meep hijacks a new television production, leaving the Doctor to stop a deadly ratings war.
Private eye Frobisher accepts a dangerous case amid gangland killings, corrupt police and sentient bloodstains.
The Doctor and Evelyn investigate missing survey teams on Chronos, where Cybermen plan to exploit the planet’s temporal power.
On Refiloe, someone has decided the TARDIS has made her final flight and the Doctor must die.
The regularly sailing ship Lankester takes on passengers whose hidden baggage could sink her.
The Doctor and Charley uncover reawakening alien technology beneath the mines of the dead planet Onyakis.
The Doctor takes Jago and Litefoot to Venus, where a floating city’s ruler hides a dangerous secret.
The Doctor, Jago and Litefoot arrive at Roanoke in 1590 and encounter the mystery of the lost colony.
The Doctor defends the Valeyard in a Time Lord court and seeks the secret of his dark counterpart’s origins.
The Doctor and Constance investigate a commuter train that has lost its way.
The Doctor and Charlotte Pollard arrive on a world populated by werewolves.
In Victorian London, the Doctor and Flip join Jago and Litefoot to investigate theatrical performances with echoes of the Doctor's past.
The Doctor and Mel face the final confrontation with the Valeyard as the Doctor approaches his ultimate sacrifice.
A distress call draws the Doctor and Peri to nineteenth-century Africa, where a British expedition searches for the mysterious Headless Ones.
On the colony world Rusina, popularity determines status and safety. The Doctor investigates the darker side of its subscriber-led society.
A former Hollywood star refuses to discuss an unfinished film until the TARDIS interrupts her television interview and awakens old memories.
When Peri demands that the Doctor seek counselling, he turns to Dr Sigmund Freud to save their friendship.
On Molaruss, the Eleven sees an opportunity among people who carry two minds in one body, while the Doctor and Constance find a derelict TARDIS.
The Global President of Molaruss is murdered, and the suspect has more than one personality. The Doctor investigates the competing accounts.
The Eleven rules Molaruss with Miskavel and plans to raise its people to a new level of consciousness, inviting the Doctor and Constance to witness it.
An SOS leads the Doctor and Mel to a North Sea oil rig, where they meet marine biologist Hebe Harrison and a crew facing a deadly threat.
For Hebe’s first TARDIS trip, the Doctor and Mel take her to the ocean-covered Moon two billion years in the past, just before catastrophe.
On the storm-battered world Veludia, the Doctor, Mel and Hebe meet survivors who transfer minds between bodies and face a danger beneath the sea.
In Sheffield, Hebe’s friend Elise has changed after visiting the Mindless Facility. The Doctor, Mel and Hebe investigate its promise to improve people.
At a secretive Swedish clinic, the Doctor, Mel, Hebe and Patricia investigate a geneticist who offers wealthy patients restored youth.
A clash between a time criminal and a chronomancer sends the TARDIS crashing back to present-day Sheffield.
Searching for Hebe in 1930s New York, the Doctor and Mel find a Broadway show depicting a fascist future and starring Melanie Bush.
The Doctor and Mel follow a trail to New Zealand in 1910, where Captain Scott’s Antarctic expedition is caught in a scheme to rewrite history.
The Doctor and Mel trace the anomaly that erased Hebe to Sheffield in 1864 and a mysterious steelworks owner.
The Doctor and Mel find Hebe living in a guarded penthouse in Purity’s altered timeline, unable to leave without endangering the world.
Mel and Hebe live in Pease Pottage while the Doctor is trapped in a strange motorway services realm stalked by shadowy creatures.
Mel, Hebe and Elise reach a future bubble-city ruled by Purity, whose robotic enforcers police a sickly population.
The Doctor and Mel visit Arunopal as King Otho chooses which of his five sons should succeed him through a deadly contest.
The Doctor and Peri visit Lindisfarne in 793 AD, where the recorded Viking raid may hide another threat.
The Doctor, Constance and Flip are caught in an alien civil war with Sontarans and two rival Quins.
Clarent and Dellan’s competing schemes threaten to unite them as a greater danger amid a Sontaran campaign.
The Doctor visits Zycros during its rare thaw, when the frozen planet briefly becomes the galaxy’s farming centre.
The Quins’ plan draws multiple Doctors to Arunopal and threatens reality itself.
The Doctor and Mel answer a distress call and are trapped in Cyberia, a prison camp ruled by a Cyber Leader with a hidden agenda.
On a forest world, the Doctor and Constance find settlers sheltering in wrecked spaceships from the deadly Birnamen.
In thirteenth-century Baghdad, the Doctor and Constance meet Marco Polo and Iris Wildthyme, whose magic swaps minds with the Doctor.
On the regulated colony of Hoi, the Doctor is taken for re-education while Constance faces a swarm of dangerous doubles.
Pirate Saoirse O’Grady joins Peri and the Doctor in a fight for Ireland against an English enemy with alien allies.
Undercover as teachers, the Doctor and Peri discover aliens at an English school and a boy with a mysterious link to the Doctor.
Stranded by a neutron star, the Doctor, Peri and Turlough flee to seventeenth-century London, where Christopher Marlowe is trying to escape a pact.
After Agincourt, the Doctor and Turlough land with opposing French factions as the Doctor tries to heal King Charles VI.
Shieldmaiden Hervor claims the cursed sword Tyrfing from the ghosts of her ancestors; once drawn, the blade must kill.
In London in 1969, Peri investigates the Eternal Joy dating agency and its mysterious computer while the Doctor and Turlough go on a double date.
On Freefall, engineer Sandra Silva exposes the Stelta Corporation’s crimes with help from the Doctor, Peri and Turlough.
Turlough returns to Trion and hands the Doctor and Peri to occupying forces, forcing a choice over whom he will sacrifice to free his home.