Guest Stars David McCallum as Phil Dudley Bruce Greenwood as Mitchell Gordon Greg Evigan as Eric Gordon Michele Greene as Laura Gordon Jane How as Sybil Gordon Claire Oberman as Fiona Maxwell Ronald Pickup as Sir Alec Moore Don Murray as Albert Gordon Co Starring Lindy Whiteford as Maid Richard Ridings as Nicky Leon Greene as Inspector Liggett Alan Downer as Stanley Douglas Guy Standeven as Sherwood Richard Shaw as Security Guard George Sweeney as Heavy Preston Lockwood as Judge Woolsey Oliver Parker as Man at Butler's School Barrie Ingham as Butler Linal Haft as Robert Harris John Quayle as Stevenson Davies