Photos from Derry Journal Archive and Getty Images.

5. Scientific Sue
Scientific Sue invites all to her blend of "science and drama" show, which promises to include "engaging with eerie toys, magical gadgets, everyday household materials, along with lots of magical stories, Scientific Sue illuminates the profound impact of science and engineering on our daily lives, through captivating illusions and hair-raising magic tricks." Scientific Sue plans on "channelling the unseen powers of gravity, magnetism, and electricity, Sue and her apprentice wizards will conjure up a thrilling reenactment of Harry Potter's Wingardium Leviosa Spell." You can catch the science show on October 28 - October 30. Monday - Wednesday 13:30- 14:05 16:30- 17:05 Photo: Martin McKeown

6. SPARK
Performances from the popular street performers can be seen on October 28-30. You will have to find the acts as their performances locations and times have not been shared. Photo: George Sweeney

7. Hocus Pocus on Waterloo Place
The Sanderson sisters return to Derry for Halloween, the witches can be found in Waterloo place on October 28-30, from 6pm to 9pm. Photo: George Sweeney

8. Back to the Future
Watch as Marty McFly, Doc Brown, and a DeLorean take over the New Gate with rooftop performances, dance-offs, and a show of lights, smoke, and music. Get Back to the Future on October 28-30 from 6pm to 9pm. Photo: Frazer Harrison

