Dead Ringers, Series 21, Episode 4 http://www.bbc.co.uk/programmes/p09n7d1d
Sajid Javid makes his first appearance as Health Minister, Liz Truss has a message for Harry Kane and the real secret of Andy Murrays success is revealed.
The writers were Tom Jamieson and Nev Fountain, Laurence Howarth, Tom Coles and Ed Amsden, Simon Alcock, Jeffrey Aidoo, Sophie Dickson and Duncan Wisbey.
Producer: Bill Dare
Production Coordinator: Sarah Sharpe
A BBC Studios Production for Radio 4.