The Parting of the Ways
In 2017, Big Finish Productions released a solo audio series for the character - "The Lives of Captain Jack" - containing four plays depicting adventures in Jack's life. Including the year he spent on a devastated Earth following "The Parting of the Ways"; his romantic encounter with Alonso Frame, briefly alluded to in "The End of Time"; a friendship he developed with Jackie Tyler (Camille Coduri) during the time he waited on Earth for the Doctor to return; and a story from his days as a Time Agent before he adopted the name Jack Harkness, revealing how he lost two years of memory along with his real name: Javic Piotr Thane.