Do you know someone who’s fallen down the rabbit hole? During the investigation, Marianna’s inbox has been filled with messages from people sharing their stories about those they know and love who’ve been sucked into conspiracy theories. With the help of social psychologist Karen Douglas, Marianna explores how people find themselves in Conspiracyland, why they stay, and how some managed to escape.

Host: Marianna Spring
Producers: Philip Marzouk, Olivia Lace-Evans
Producer for BBC Radio 4 podcasts: Nathan Jones
Technical Producer: Neva Missirian
Series producer: Emma Close
Senior news editor: Sam Bonham
Commissioner: Rhian Roberts

If you’ve been impacted by any of the issues that have come up in this podcast, please visit www.bbc.co.uk/actionline.

And please get in touch with Marianna by emailing at: mariannainconspiracyland@bbc.co.uk.