Home Series 10 Episode 4 - Knock Knock PREVIEW CLIP: Doctor Who S10 E04 – Knock Knock – Who’s There? Series 10Episode 4 - Knock Knock PREVIEW CLIP: Doctor Who S10 E04 – Knock Knock – Who’s There? Here is the first preview for the next episode of Doctor Who series 10 - Knock Knock. Prepare to be scared! By Diane Malkin - 30/04/2017 Facebook Twitter Pinterest WhatsApp RELATED ARTICLESMORE FROM AUTHOR BLAST FROM THE PAST: The Continuity References of ‘Knock, Knock’ Doctor Who S10 E04 – Knock Knock – Your Reactions Doctor Who: The Fan Show The Aftershow Talk To David Suchet & Mike Bartlett REVIEW: ‘Knock, Knock’ Creaks and Unnerves Spoiler Free Preview: Doctor Who S10 E5 ‘Knock, Knock’ Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading... Related LEAVE A REPLY Cancel reply Please enter your comment! Please enter your name here You have entered an incorrect email address! Please enter your email address here Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.