Guest Stars Anthony Mark Barrow as Uniformed Officer June Watson as Mrs. Havers Jennie Goossens as Receptionist Henry Cavill as Chas Quilter Samuel Barnett as Brian Byrne Bill Nighy as Lockwood John Sessions as John Corntel Hilary Whitehall as Emilia Bond Paul Herzberg as Barry Summers Jonathan Timmins as Arlens Yvonne Riley as Jeannie Bonnamy Alex McIntosh as Uniformed Sergeant Ben Inigo Jones as Andrews Curtis Woodruff as Matthew Whateley Helena Lymbery as Lab Assistant Daniel Singer as Lab Technician Martin Jarvis as Cowfrey Pitt Joe Sowerbutts as Harry Morant Lisa Stevenson as Patsy Whateley Frederick Treves as Colonel Bonnamy Jo Cameron Brown as Matron Alex Giannini as Mike Canerone William Mannering as Clive Pritchard Glyn Grimstead as Mr. Whateley Uncredited Greg Bennett as Police Constable James Cook as School Prefect
