# Steps Down

Thirteen steps down is a 2012 two part television thriller based on the 2004 novel by Ruth Rendell first broadcast by ITV. == Plot == Mix Cellini is a lonely, maladjusted young man who works for a company that repairs exercise equipment, and lives in the upstairs apartment of an old Victorian house on Notting Hill. While his reclusive landlady, Gwendolen, spends her time reading and pondering lost loves, Mix grows dangerously obsessed with serial killer John Christie and a local model, Nerissa Nash, despite the fact that she hardly even acknowledges his existence. == Production == Set in London's Notting Hill and the nearby home of John Christie at 10 Rillington Place filming took place over five weeks in London and Dublin.