Guest Stars Keith Dalton as Newsboy Thick Wilson as Joe Stella Courtney as Shop Assistant Charles Gray as Eugene Valmont Derek Tansley as Colonel Roger Bizley as Gauntlet Dennis Clinton as Summertrees David Battley as Podgers Barry Linehan as Inspector Hale Ronnie Masterson as Housekeeper George Howe as Lord Semptam Suzanne Neve as Miss Mackail Michael Goldie as Fred George Moon as Cabbie Jerold Wells as Phelps Stuart Sherwin as Carew Anthony Allen as Rogers
