October is set to overwhelm you with science fictional greatness. Walking Dead and American Horror Story are back! There's a brand new Culture novel by Iain M. Banks, and the start of a new series by Jacqueline Carey. Plus Larry Niven and Gregory Benford, together at last! Movies include Cloud Atlas and Paranormal Activity 4. And there are tons and tons of conventions, author signings, and can't-miss events!

Here's everything you need to know to maximize your October.

Top image: Sparth.

As always, you can download the io9 calendar as a printable PDF here. And if you have any cool events for November's calendar, drop us a line at calendar@io9.com.

Amazing design and layout by Stephanie Fox, and research/reporting by Amanda Yesilbas.