Harry Enfield exuberantly returns as Dirk Gently, who, fallen on hard times and dressed as a gypsy woman, is using his irritatingly accurate clairvoyant powers to read palms. He is saved when a frantic client turns up with a ludicrous story about being stalked by a goblin waving a contract accompanied by a hairy, green-eyed, scythe-wielding monster.

Seconds before the Earth is demolished to make way for a galactic freeway, Arthur Dent is plucked off the planet by his friend Ford Prefect, a researcher for the revised edition of The Hitchhiker's Guide to the Galaxy who, for the last 15 years, has been posing as an out-of-work actor.

The complete BBC Radio collection bringing together two full-cast dramatisations of Douglas Adams' Dirk Gently novels. In Dirk Gently's Holistic Detective Agency Dirk Gently has an unshakable belief in the interconnectedness of all things, but his Holistic Detective Agency mainly succeeds in tracking down missing cats for old ladies. Then Dirk stumbles upon an old friend behaving bizarrely - and he's drawn into a four-billion-year-old mystery that must be solved if the human race is to avoid immediate extinction....

A dynamic remastering of the original BBC Radio 4 full-cast serial - Fit the First to Fit the Sixth - which spawned a phenomenal hitchhiking legend. The original series of The Hitchhiker’s Guide to the Galaxy, remastered by Dirk Maggs (director of the Tertiary, Quandary and Quintessential Phases) to give a full, vibrant sound, now with Philip Pope’s version of the familiar theme tune and specially re-recorded announcements by John Marsh.

In 1985, The Observer magazine sent Douglas Adams to Madagascar to look for the exotic and potentially extinct aye-aye lemur. There he met zoologist Mark Carwardine, and together they made a radio pilot about their travels, In Search of the Aye-Aye. This led to a hugely popular radio series, Last Chance to See, later adapted as a best-selling book. Douglas Adams died in 2001, but his friend Stephen Fry took his place for a follow-up 20th anniversary television series, broadcast on BBC Two in 2009.

The hugely powerful Key to Time has been split into six segments, all of which have been disguised and hidden throughout time and space. Now the even more powerful White Guardian wants the Doctor to find the pieces. With the first segment successfully retrieved, the Doctor, Romana and K9 trace the second segment of the Key to the planet Calufrax. But when they arrive at exactly the right point in space, they find themselves on exactly the wrong planet - Zanak.

The Doctor's old friend and fellow Time Lord Professor Chronotis has retired to Cambridge University - where nobody will notice if he lives for centuries. But now he needs help from the Doctor, Romana, and K-9. When he left Gallifrey he took with him a few little souvenirs - most of them are harmless. But one of them is extremely dangerous. The Worshipful and Ancient Law of Gallifrey isn't a book for Time Tots.It must not be allowed to fall into the wrong hands.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

First published in 1986 and updated several times since, Don’t Panic is in an in-depth exploration of Douglas Adams’s cultural phenomenon The Hitchhiker’s Guide to the Galaxy - from its beginnings as a UK radio series, to its expansion into a wildly popular book trilogy, and onto incarnations in various media including stage, records, film, computer games, and even, um, tea towels.

According to The Nice and Accurate Prophecies of Agnes Nutter, Witch (the world's only completely accurate book of prophecies, written in 1655, before she exploded), the world will end on a Saturday. Next Saturday, in fact. Just before dinner. So the armies of Good and Evil are amassing, Atlantis is rising, frogs are falling, tempers are flaring. Everything appears to be going according to Divine Plan.

In the year 2045, reality is an ugly place. The only time Wade Watts really feels alive is when he’s jacked into the OASIS, a vast virtual world where most of humanity spends their days. When the eccentric creator of the OASIS dies, he leaves behind a series of fiendish puzzles, based on his obsession with the pop culture of decades past. Whoever is first to solve them will inherit his vast fortune—and control of the OASIS itself.

Somewhere on the frontier between thought and reality exists the Discworld, a parallel time and place that might sound and smell very much like our own, but which looks completely different. Particularly as it’s carried though space on the back of a giant turtle (sex unknown). It plays by different rules. But then, some things are the same everywhere. The Disc’s very existence is about to be threatened by a strange new blight: the world’s first tourist, upon whose survival rests the peace and prosperity of the land.

Somewhere on the frontier between thought and reality exists the Discworld, a parallel time and place which might sound and smell very much like our own, but which looks completely different. Collected together for the first time are seven full-cast BBC Radio dramatisations of Terry Pratchett’s novels, with star-studded casts including Martin Jarvis, Sheila Hancock, Anton Lesser, Philip Jackson, Alex Jennings and Mark Heap.

The space-faring Yherajk have come to Earth to meet us and to begin humanity's first interstellar friendship. There's just one problem: They're hideously ugly and they smell like rotting fish. So getting humanity's trust is a challenge. The Yherajk need someone who can help them close the deal. Enter Thomas Stein, who knows something about closing deals. He's one of Hollywood's hottest young agents.

Tristran Thorn has lost his heart to the hauntingly beautiful Victoria Forester. One crisp October night, as they watch, a star falls from the sky, and Victoria promises to marry Tristran if he'll retrieve the star and bring it back for her. It is this promise that sends Tristran on the most unforgettable adventure of his life.

Ryland Grace is the sole survivor on a desperate, last-chance mission - and if he fails, humanity and the Earth itself will perish. Except that right now, he doesn't know that. He can't even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he's been asleep for a very, very long time. And he's just been awakened to find himself millions of miles from home, with nothing but two corpses for company.

It’s 1984, and life has changed beyond recognition. Airstrip One, formerly known as Great Britain, is a place where Big Brother is always watching, and nobody can hide. Except, perhaps, for Winston Smith. Whilst working at the Ministry of Truth, rewriting history, he secretly dreams of freedom. And in a world where love and sex are forbidden, where it’s hard to distinguish between friend and foe, he meets Julia and O’Brien and vows to rebel.

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.