have made a late change to their schedules on Sunday afternoon by adding a special feature-length broadcast of The Magician's Apprentice and The Witch's Familiar . The 90 minute omnibus is to be broadcast from, replacing the previously scheduled repeats ofand, with an episode offollowing afterwards to plug the gap beforeat 5:15pm.No reason has currently been given for the repeat of's opening story, but it is possible that this is to enable viewers to catch up on the Doctor's adventure who might have missed Saturday's episode owing to the England vs Wales Rugby World Cup game, broadcast live on ITV from 7:15pm.It isn't often thatreceives an unexpected broadcast - the previous time this occured was back in 1974, when a compilation ofwas shown in the morning of Monday 27th May instead of the scheduled cricket match coverage, which was lost owing to one of the regular BBC union industrial actions of the era.This itself wasn't a precedent, though - owing to the tragic events that occured in the United States the day before the very first episode,, was broadcast, the BBC decided to repeat it a week later at 5:06pm , leading to a slightly truncatedand the scheduledepisodepushed back from 5:15pm to 5:30pm instead.