When does Gunpowder return?

Gunpowder is a British historical drama television miniseries. The three-part drama series premiered on BBC One in the UK on 21 October 2017 and on HBO in the U.S. on 18 December 2017. It stars Kit Harington, who is a direct descendant of Robert Catesby. The series stars Peter Mullan, Mark Gatiss, and Liv Tyler.