Guest Stars Matilda Ziegler as Christine Miller Danny Babington as SOCO Officer Claudie Blakley as Laetitia Gane Roger Allam as Simon Featherstonehaugh Christine Kavanagh as Pippa Featherstonehaugh Tony Haygarth as Bob Tamworth Bohdan Poraj as Martin John Standing as Black Rod Sophie Bould as Penny David Mallinson as Peter Bellamy Clive Merrison as Geoffrey Cramond Gawn Grainger as David Thompson Hugh Sachs as Steve Janet Dale as Marie Ramsey James Pearse as Eric Ramsey Kevin Dignam as Owen Glyn Williams as Digicam Man Garrick Hagon as Joseph Frady Pieter Lawman as Technician Richard Henders as Tim Sadler Uncredited Nick Turner as C.I.D.
