The continuing adventures of Henry Gordon Jago and George Litefoot, characters first introduced on television in Doctor Who: The Talons of Weng-Chiang (1977), who have become Infernal Investigators, solving mysteries involving paranormal or alien phenomena in 1880s London.

They call him The Pugilist. It is the dawn of a new century and a vigilante is on the loose. The scourge of the criminal underclass. The saviour of the virtuous and the protector of the weak. The police are baffled, the public enamoured...but Professor George Litefoot and Henry Gordon Jago are on the case. Or at least they will be when they've finished their beer. What is the source of The Pugilist's spectacular supernatural powers? Is he alone in his noble quest?

Roanoke Island, 1590. The TARDIS materializes in the past, and the Doctor's companions, Professor Litefoot and Henry Gordon Jago, find themselves prisoners of the natives in the New World. But there's something strange here - stranger than even the colonists, led by Englishman John White. What are the ghostly children? And who is the Old Man of Croaton? The travellers are about to discover the secret of the lost colony...and it may cost Jago's life.

Professor Litefoot and Henry Gordon Jago are accustomed to the murky fog of Victorian London and the palatable pints of half and half at the Red Tavern. They are not used to travelling through time and space with their old friend the Doctor. And now they find themselves whisked off to the planet Venus in the distant future, at a time when warrior women rule from a floating city in the clouds. There’s a mystery here, one that the Grand Empress Vulpina intends to keep secret. Even if it means destroying these visitors from the long-dead planet Earth....

Gallifrey is in a state of crisis, facing destruction at the hands of an overwhelming enemy. And the Doctor is involved in three different incarnations - each caught up in a deadly adventure, scattered across time and space. The web of time is threatened - and someone wants the Doctor dead. The three incarnations of the Doctor must join together to set time back on the right track - but in doing so, will they unleash a still greater threat?

The Doctor and Romana are enjoying a leisurely lifestyle as the Lord and Lady of a London townhouse. But trouble never stays away from them for long, and before they know it a chance discovery of alien technology leads them deep into the heart of the English countryside, where a malign presence lurks. As the Doctor dodges deadly butlers and ferocious gamekeepers, Romana is faced with a malevolent aunt and an even deadlier peril - marriage. Directed by Ken Bentley.

It's 1812, and the Doctor, Steven and Dodo get ready to spend their winter in a Russian village. The French are on their way, but that's not the only invasion the travellers will have to deal with. Written by: Marc Platt. Directed by: Nigel Fairs.

The universe stands on the brink of a dimensional crisis - and the Doctor and Raine are pulled into the very epicentre of it. Meanwhile, on Earth, UNIT scientific advisor Dr Elizabeth Klein and an incarnation of the Doctor she's never encountered before are tested to the limit by a series of bizarre, alien invasions. At the heart of it all is a terrible secret, almost as old as the Time Lords themselves.

After the mysterious events at Coal Hill School, the British government has created the Counter-Measures group, a specialist team that investigates strange phenomena and dangerous technology. Their first missions will involve a haunted warehouse, a groundbreaking artificial intelligence, a mysterious new town and a threat to the future of the country.... Four full-cast audio dramas plus a behind- the-scenes documentary.

The Doctor and Romana find themselves in the Proxima System, where enigmatic Conglomerate CEO Cuthbert has been conducting his infamous 'experiment'. An experiment which might accidentally rip the universe apart. Meanwhile, living conditions on Proxima Major have become harsh and hostile. Climate change has turned the landscape into a freezing wasteland and an alien power has condemned much of the population to life inside internment camps.

Zagreus sits inside your head. Zagreus lives among the dead. Zagreus sees you in your bed and eats you when you're sleeping....

Welcome aboard the space vessel Vancouver. Its mission: to guard a vast shipment of grain from Earth to the planet Safenesthome. Its Captain is called Ace. She seems a little unsure of herself. In fact, some might almost think she was new to the job...Its medical officer is called simply 'The Doctor', and he's perhaps not all he seems either. When mysterious ships target the Vancouver, Ace and the Doctor are pushed to the limit. Meanwhile, there's something nasty in the grain containers. And it's not very happy....

Cuthbert's plan for the Proxima System is reaching its final phase. The Doctor and Romana have been separated. The Doctor is aiding the Proximan fight-back. Romana and K9 are prisoners of the Daleks. And as the countdown to the opening of the Quantum Gateway begins, the Daleks reveal their true intentions.

Steed and Dr. Keel return to action in these four re-creations of classic lost episodes. 'Hot Snow'. Written by Ray Rigby, adapted by John Dorney. When an incomprehensible tragedy strikes on what should have been the happiest day of David Keel's life, he is left traumatised. Confronted with an apparently motiveless crime, he feels compelled to investigate and is drawn into London's seedy underworld of drug smuggling.

The Lost Stories: adventures that were originally written for the Doctor Who television series but never made. Now available to hear for the first time... The Tardis has been drawn to Blackpool in the year 1985, where the Doctor intends to investigate a dangerous space/time vortex...while enjoying some local attractions along the way. But an old enemy is watching from his base deep within the amusement park, a timeless being who craves revenge.