Peter Capaldi, Jenna Coleman and Samuel Anderson (known as Danny Pink) filming in Cardiff Bay, February 25th 2014. The trio have been filming scenes believed to be for the fourth episode of the series 8.
The Doctor drops Clara off outside a restaurant and she walks away quickly on her own wearing a black dress, then he hurries back into the TARDIS. Danny has also entered the same restaurant wearing what else but a pink shirt and jacket.