The adventures of the Fourth Doctor (Tom Baker) and Sarah (played here by Sadie Miller) continue!

Following on from the cosy Earthbound adventures of the previous release, Ministry of Death, this box set takes the TARDIS team to other worlds and times in which, as the title suggests, we ­ find that scientific advancement doesn’t always benefit the human race.

Lethal Process collects together three tories: Green and Pleasant Planet by Tim Foley that features an incongrous model village on an alien world, The Continuum by John Dorney that centres on humanity’s first journey through hyperspace, and The Audience by Lizzie Hopley, wherein Sarah finds herself at the mercy of a demanding crowd…

You can order a copy from the Big Finish website (£24.99 for CD and download, £19.99 download only), but we have FIVE copies to give away

TERMS AND CONDITIONS: The competitions are open from Thursday 28 May 2026 to Wednesday 24 June 2026. One entry per person. The competitions are not open to employees of Doctor Who Magazine or anyone else connected with Doctor Who Magazine, the printers or their families. Winners will be the first correct entries drawn after the closing date. No purchase necessary. DWM will not enter into any correspondence. Winners’ names and county of residence will be available on doctorwhomagazine.com. Entrants under 16 years of age must have parental permission to enter. To read the BBC’s code of conduct for competitions and voting visit https://www.bbc.com/editorialguidelines/guidance/code-of-conduct. Prizes will be sent to winners as soon as possible. Big Finish downloads require winners to sign up to a free Big Finish account online.