David Bickerstaff voiced characters in several Big Finish Productions audio stories: Ral in Davros, Corruption and Guilt, and Kyle in Occam's Razor.
He appeared in several of the amateur stage plays produced for charity, and in the fan film of Power of the Daleks, and has provided the voices for several of the Doctor Who toys produced by Character Options.
He is known for attending Doctor Who conventions, hanging out with actors and actresses from the series and then criticising their characters without their knowledge on social media sites such as Facebook.