The Avenues of Possibility (audio story)

 was the fifth story in the audio anthology The Legacy of Time, produced by Big Finish Productions. It was written by Jonathan Morris and featured Colin Baker as the Sixth Doctor, India Fisher as Charlotte Pollard and Anna Hope as DI Patricia Menzies.

Publisher's summary
DI Patricia Menzies is used to the strange, but even she is surprised when the eighteenth century itself falls onto her patch. Fortunately, she has the founders of modern policing to help with her enquiries. And when the Sixth Doctor and Charley arrive, they find armed and hostile forces trying to change Earth history forever.

Cast

 * The Doctor - Colin Baker
 * Charley Pollard - India Fisher
 * DI Patricia Menzies - Anna Hope
 * Henry Fielding - Duncan Wisbey
 * John Fielding - Richard Hansell
 * Wadmore - Delroy Atkinson
 * Stables / Siren / Mary - Sara Poyzer

Continuity

 * Charley met Menzies last two weeks ago. (AUDIO: The Condemned)