Anthony Horowitz Creator, Writer Mark Berry William Messinger , Facteur Actor Michael Kitchen Christopher Foyle Actor Amanda Pointer Admiralty Receptionist Actor Samuel West Lt. Col. James Wintringham Actor Timothy Carlton Admiral James Francis Actor Ronald Pickup Sir Giles Messinger Actor Rupert Frazer Commander Charles Howard Actor Honeysuckle Weeks Samantha Stewart Actor Ellie Haddington Hilda Pierce Actor Dave Hill Jack Fenner Actor Anthony Howell Sergeant Paul Milner Actor Geoffrey Freshwater Sergeant Eric Rivers Actor John Grillo Watchmaker Actor Deborah Findlay Mrs Thorndyke , Evelyn Cresswell Actor Lydia Leonard Marion Greenwood Actor Angela Thorne Lady Anne Messinger Actor Goran Kostic Jan Komorowski Actor Ray Coulthard Mark Nicholson Actor Murray McArthur Guard at Hill House Actor Tony Haygarth Leo Maccoby Actor Paul Brennen Eric Stafford Actor Timothy Kightley Cooper (Publican) Actor William Scott-Masson Jacques Dumont Actor Jill Green Executive Producer Jim Reeve Executive Producer Gavin Millar Director