25 January (production)


 * 1971 - Terrance Dicks noted that he and Barry Letts were "particularly keen to have [Day of the Daleks] as our first 4-part serial of the next season".
 * 2006 - Rewrites for Fear Her known as "yellow script amendments" covered the Tenth Doctor discussing the size of an Isolus family through to Chloe Webber watching the Doctor and Rose Tyler enter the TARDIS. (DWMSE 14)