The first time the fearsome Kraals attempted to take over the Earth, with the help of their android agents, things didn't go quite according to plan - thanks to the time-travelling alien Doctor and his allies at UNIT. This time Marshal Grinmal and his belligerent cohorts are ready for them. This time they'll make no mistakes. This time Chief Scientist Tyngworg has not just one plan but a backup plan and a backup backup plan worked out.

To continue Leela’s education, the Doctor promises to take her to the famous Morovanian Museum. But the Tardis lands instead in a quiet English village, where they meet the enigmatic collector Harcourt and his family. When people start to die, reality doesn’t appear quite what it was. There’s something sinister going on within the walls of Harcourt’s manor, and the stakes are higher than they can imagine.

Britain. The height of the Roman occupation. The Doctor has brought Leela to ancient Norfolk to learn about her ancestors...but has no idea how much of an education she is going to get. Because this is the time of Boudica's rebellion. When the tribe of the Iceni rises up and attempts to overthrow the Roman masters. As Leela begins to be swayed by the warrior queen's words, the Doctor has to make a decision: save his friend...or save history itself?

Big Finish's first Fourth Doctor adventure. A great jumping-on point.... After saying their good-byes to Professor Litefoot and Henry Gordon Jago, the Doctor and Leela respond to an alien distress call beamed direct from Victorian England. It is the beginning of a journey that will take them to the newly built Space Dock Nerva...where a long overdue homecoming is expected. A homecoming that could bring about the end of the human race. Written and directed by Nicholas Briggs.

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

On their mission to explore the Mariana Trench at the very bottom of the ocean, the deepest and most inhospitable place on Earth, the crew of the deep sea vehicle Erebus make an unusual and startling discovery. A battered blue police box. As the Doctor, Romana and K9 join them on their journey, the submariners soon discover that the TARDIS is not the only unusual find lurking on the sea floor.

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?

The Doctor, Romana and newly elected President Sheridan Moorkurk take on the all-consuming powers of business tycoon Cuthbert and his vast Conglomerate. But the situation goes beyond a struggle for political power. Cuthbert is intent on revenge on creatures he feels have attacked his interests. But when his revenge looks like it's leading to interspecies war, the Doctor knows the stakes couldn't be higher. The Laan are on the move. Is it too late to prevent the destruction of all life on Earth?

The web of time is stretched to breaking. History is leaking like a sieve. In the Citadel of Gallifrey, the Time Lords fear the end of everything that is, everything that was...everything that will be. The Doctor holds the Time Lords' only hope - but exactly what lengths will the Celestial Intervention Agency go to in their efforts to retrieve something important from within his TARDIS? What has caused Imperiatrix Romanadvoratrelundar to declare war on the rest of creation? And can an old nursery rhyme about a monster called Zagreus really be coming true?

October 1930. His Majesty's airship, the R101, sets off on her maiden voyage to the farthest-flung reaches of the British Empire, carrying the brightest lights of the imperial fleet. Carrying the hopes and dreams of a breathless nation. Not to mention a ruthless spy with a top-secret mission, a mysterious passenger who appears nowhere on the crew list, a would-be adventuress destined for the Singapore Hilton...and a Time Lord from the planet Gallifrey.

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.

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.

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.

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 year is 1989. In London, safecracker Raine Creevy breaks into a house - and finds more than the family jewels. In the Middle East, the kingdom of Sayf Udeen is being terrorised by Soviet invaders and alien monsters. And on the Scottish border, a highly guarded facility contains an advanced alien weapon. These are all part of the Doctor's masterplan. But masterplans can go awry....

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.

The Doctor and Leela find themselves in the middle of London at the time of a new energy crisis. The GlobeSphere Corporation seems to have all the answers - but several thousand protestors beg to differ. What is the connection between the National Gallery and a base on the moon? Has radical thinker Damien Stephens simply sold out, or does he have a more sinister agenda?

Big Finish's first Fourth Doctor adventure. A great jumping-on point.... After saying their good-byes to Professor Litefoot and Henry Gordon Jago, the Doctor and Leela respond to an alien distress call beamed direct from Victorian England. It is the beginning of a journey that will take them to the newly built Space Dock Nerva...where a long overdue homecoming is expected. A homecoming that could bring about the end of the human race. Written and directed by Nicholas Briggs.

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.

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?

To continue Leela’s education, the Doctor promises to take her to the famous Morovanian Museum. But the Tardis lands instead in a quiet English village, where they meet the enigmatic collector Harcourt and his family. When people start to die, reality doesn’t appear quite what it was. There’s something sinister going on within the walls of Harcourt’s manor, and the stakes are higher than they can imagine.

Britain. The height of the Roman occupation. The Doctor has brought Leela to ancient Norfolk to learn about her ancestors...but has no idea how much of an education she is going to get. Because this is the time of Boudica's rebellion. When the tribe of the Iceni rises up and attempts to overthrow the Roman masters. As Leela begins to be swayed by the warrior queen's words, the Doctor has to make a decision: save his friend...or save history itself?

The universe is in grave danger. The very fabric of time and space is being altered. The Doctor and Lucie must race against time to prevent the destruction of everything they hold dear. They may have to sacrifice everything to save the universe. Even themselves....

On their mission to explore the Mariana Trench at the very bottom of the ocean, the deepest and most inhospitable place on Earth, the crew of the deep sea vehicle Erebus make an unusual and startling discovery. A battered blue police box. As the Doctor, Romana and K9 join them on their journey, the submariners soon discover that the TARDIS is not the only unusual find lurking on the sea floor.

Tom Baker stars as the Fourth Doctor in 15 full-cast audio dramas written by Paul Magrs. Also included in this edition are a previously unheard interview with Tom Baker, outtakes from the original studio sessions, promotional trailers and a PDF booklet featuring sleeve notes by writer Paul Magrs.