2011

Unknown dates

 * July - Doris Lethbridge-Stewart dies in a boating accident. (EDA: The Shadows of Avalon)

January

 * 10th anniversary of the return of Paul McGann as the Eighth Doctor in the Big Finish audio drama series.

October

 * 22 - Fifth anniversary of the debut of Torchwood.

December

 * 31 - Scheduled termination date of Big Finish Productions' current licence to produce Doctor Who-related audio dramas, per an announcement made in August 2009 (in the event it is not renewed in the interim).