The BBC have confirmed that the Doctor Who spinoff Class will debut on BBC Three Saturday, October 22nd 2016. They also confirmed that the debut episode “For Tonight We Might Die” will feature an appearance from Peter Capaldi’s Doctor:
It’s a new term at Coal Hill Academy, and students are preparing for their Autumn Prom. But when the school comes under attack, four alienated students must form an unlikely alliance to defeat them. And this incursion is only the beginning.
Charlie (Greg Austin), April (Sophie Hopkins), Ram (Fady Elsayed) and Tanya (Vivian Oparah), assisted by their physics teacher Miss Quill (Katherine Kelly), are charged with a great responsibility by the mysterious alien known as the Doctor (Capaldi) to guard against the creatures of nightmare that want nothing more than to find a way through to Earth and take it for their own.