Doctor Who: The Third Doctor Adventures: Doctor Who and the Brain Drain

Professor MacLeod and her son have developed a new treatment for memory loss and a possible cure for dementia. But just what is happening to the energy produced by the MacLeods' revolutionary treatment? And what is the strange creature that hides in the castle grounds?

• | Author: Nicholas Briggs, Richard James
• | Publisher: Big Finish Productions Ltd
• | Publication Date: Mar 31, 2025
• | Number of Pages:
• | Language:
• | Binding: CD-Audio
• | ISBN-13: 9781802405880
• | ISBN-10: 1802405887