He failed to stop the Ninth Doctor entering Margaret Blaine's office as she fled through a window. (TV: Boom Town) Not long after, Jack Harkness took Idris to dinner. During the meal, Jack slipped a retcon tablet into Idris' cold pasta to make him forget all about Jack and the Doctor. The retcon tablet failed to work on the secretary; he was an example of the one in eighty thousand people on whom the the pills had no effect.