can you name his famous relatives?
Modern actor and producer Kit Harington
Robert Catesby
 Kit Harington
who tried to blow up what in 1605 Robert Catesby planned  to blow up the House of Lords during the State Opening of Parliament in 1605 what were the details of the plan? The first meeting between the five conspirators took place on 20 May 1604, probably at the Duck and Drake Inn, just off the Strand, Thomas Wintour's usual residence when staying in London. Catesby, Thomas Wintour, and John Wright were in attendance, joined by Guy Fawkes and Thomas Percy. was the plan successful? No, it was a failed assassination attempt who was the above mentioned planner? He was the leader of a group of English Catholics.
wiki:19483495
Robert Catesby [SEP] Notable relatives
Modern actor and producer Kit Harington is a collateral descendant of Robert Catesby. He, along with co-creators Ronan Bennett and Daniel West, produced a three-part dramatization called " Gunpowder" with BBC delving into his ancestor's role as the mastermind of the Gunpowder Plot, with Harrington himself starring as Catesby.