The TARDIS deposits the Doctor, Tegan, Turlough and their android ally Kamelion aboard a prison ship. A ship with just one prisoner: Nustanu, last warlord of the Zamglitti - monstrous, mind-bending mimics able to turn themselves into mist. A ship that's in trouble, and about to make a crash-landing - on a planet of mists! Since Doctor Who, Peter Davison's appeared in shows such as The Last Detective and Campion, while London stage appearances include Legally Blonde and Spamelot. He's been reprising his role as the Fifth Doctor for Big Finish since 1999. Jon Culshaw comes on board to play Kamelion, a shape-changing android companion from the Fifth Doctor's era, the character's first appearance at Big Finish. Mark Strickson and Janet Fielding worked together as the Doctor's companions in 1983 and 1984, and this most recent run of adventures for them have been long anticipated by fans Cast: Peter Davison (The Doctor), Janet Fielding (Tegan), Mark Strickson (Turlough), Jon Culshaw (Kamelion), Anjella Mackintosh (Orna), John Voce (Rako), Simon Slater (Nustanu).

Once upon a time, a people of great artistry and great knowledge ruled the planet Mekalion: the Kamille. For a thousand years, they prospered peacefully. Then came disaster, when their sun set forever. Facing extinction, the Kamille made the Locus, a device to sustain their minds; and fashioned shape-changing machines, to act out their wishes on the physical plane. Servants they called the Kamelion. Big Finish have been producing Doctor Who audios since 1999, starring Tom Baker, Peter Davison, Colin Baker, Sylvester McCoy, Paul McGann, David Tennant and John Hurt. Jon Culshaw comes on board to play Kamelion, a shape-changing android companion from the Fifth Doctor's era, the character's first appearance at Big Finish. CAST: Peter Davison (The Doctor / Doctor-Kamelion aka Authority), Janet Fielding (Tegan Jovanka / Tegan-Kamelion aka Harmony), Mark Strickson (Vislor Turlough / Turlough-Kamelion aka Liberty), Jon Culshaw (Kamelion / Chaos), Christopher Naylor (Alternate Kamelion / Chaos Soldier). Other parts played by members of the cast.

Big Finish have been producing Doctor Who audios since 1999, starring Tom Baker, Peter Davison, Colin Baker, Sylvester McCoy, Paul McGann, David Tennant and John Hurt. In these two new adventures, Jon Culshaw comes on board to play Kamelion, a shape-changing android companion from the Fifth Doctor’s era. BLACK THURSDAY by Jamie Anderson. 1902. Deep beneath the Welsh village of Abertysswg, men have worked the black seam for generations. Until the day of the disaster. The day that a blue box from the future materialised inside the mine... and things would never be the same again. POWER GAME by Eddie Robson. Welcome to the Incredible Power Game, in which three brave Earthlings enter the Void Pit in search of strange gems to help return the alien Hostess to her home dimension. Today's contestants include Graham, Sadia... and Tegan, an air stewardess from Brisbane! Jon Culshaw comes on board to play Kamelion, a shape-changing android companion from the Fifth Doctor’s era, the character’s first appearance at Big Finish. Cast: Peter Davison (The Doctor), Janet Fielding (Tegan Jovanka), Mark Strickson (Turlough), Jon Culshaw (Kamelion), Lizzie Roper (Eira Hughes), Tim Treloar (John Hughes), Matthew Aubrey (Gwyn Hughes), Derek Hutchinson (Geoff Evans), Bettrys Jones (Judith Matson), Christopher Naylor (James Hudd), Harriet Kershaw (The Hostess), Natalie Winter (Una), Richard Popple (Richard), Dougie McMeekin (Stuart), Alex Tregear (Sadia).

Four new adventures featuring the Fifth Doctor and Turlough! 1. The Memory Bank by Chris Chapman The Doctor and Turlough arrive on a planet where to be forgotten is to cease to exist. But the Forgotten leave a gap in the world - and that's where the monsters are hiding.2. The Last Fairy Tale by Paul Magrs Deep in the heart of old Europe, the village of Vadhoc awaits the coming of a mythical teller of magical tales - but not all such stories end happily, the TARDIS travellers discover. 3. Repeat Offender by Eddie Robson The Doctor has tracked the deadly Bratanian Shroud to 22nd century Reykjavik - where he's about to become the victim of a serial criminal. Again. 4. The Becoming by Ian Potter A young woman climbs a perilous mountain in search of her destiny. The Doctor and Turlough save her from the monsters on her trail - but what awaits them in the Cavern of Becoming is stranger, even, than the ravening Hungerers outside. Peter Davison's appearance as the Fifth Doctor from 1981-1984 is a favourite amongst generations of Doctor Who fans. He's reprised the role opposite both David Tennant and the Eastenders cast on TV! Mark Strickson played Turlough in Doctor Who between 1983 and 1984. This devious character started out trying to kill the Doctor, before finally they became friends. Director Helen Goldwyn has spent much time for producers Big Finish in front of the microphone, playing everything from a regular in their Tomorrow People audio series, to a malevolent answering service in 2016's audio production of cult hit The Prisoner. CAST: Peter Davison (The Doctor), Mark Strickson (Turlough), Suzann McLean (Max/Autumn Voice), Ian Brooker (Archivist/Computer/Elder), Mandi Symonds (Alitha/Inspector Jill Sveinsbottir), Duncan Wisbey (Grayling Frimlish/Shiri/Zounds), Kae Alexander (Waywalker).