12-th episode of 7-th season "Doctor Who"

What "Doctor Who" 12-th episode about

The Doctor takes Clara, Angie, and Artie to Hedgewick's World of Wonders. However, they soon find themselves enmeshed in the resurrection of an old enemy from the Doctor's past, and the Doctor soon finds himself facing an enemy within.

Episode number: 12

Episode name: "Nightmare in Silver"

Episode release date: 11 may 2013 at 19:00

Status: aired