Guest Stars Frederick Jaeger as Commander Fletcher Paul Antrim as Detective Sgt. Maguire William Marlowe as Detective Inspector Rula Lenska as Lydia Christopher Banks as Vicar Godfrey James as Sergeant Crocker Ivan Beavis as Bannister Garfield Morgan as Major Hallett Dave Carter as Minibus driver Patricia Haines as Mrs. Lane Bruce Taylor as Sir Miles Daventry Simon Henderson as Mark Lane Sheila Brownrigg as Mrs. Hallett Bernard Taylor as Captain Dwyer Jack Lambert as John Miller Tarn Harper as Sarah Lane
