The production had asked for permission to film in the Abbey but were denied due to the demands of tourism .
On 26 November , a week 's filming with Firth , Rush , and Jacobi began at Ely Cathedral , the location used for Westminster Abbey .
The production had asked for permission to film in the Westminster Abbey but were denied due to the demands of tourism .
On 26 November , a week 's filming with Firth , Rush , and Jacobi began at Ely Cathedral , the location used for Westminster Abbey .