Big Finish Doctor Who Main Range audio dramas (now known as The Monthly Adventures), which originally launched in 1999 and featured classic Doctors in brand-new full-cast stories. These early titles were crucial in reviving interest in the classic Doctors before the 2005 TV return.

#225 – Vortex Ice / Cortex Fire

Doctor: Sixth (Colin Baker)

Companion: Flip (Lisa Greenwood)

Writers: Jonathan Morris (Vortex Ice), Ian Potter (Cortex Fire)

Summary:

Vortex Ice: In a frozen future city, time anomalies threaten the past and future. The Doctor and Flip uncover time-based paradoxes—and the moral cost of exploiting them.

Cortex Fire: On a planet governed by a data-driven system, Flip finds herself judged by an algorithm. Freedom is an illusion, and even thought can be a crime.

Tone: Philosophical sci-fi / Dystopian thriller

Notable: Highlights Flip’s growth as a companion while delving into societal control and moral dilemmas.

New & sealed

Similar listed, happy to combine postage wherever possible

Dispatched via recorded delivery

Thanks for looking