A Scotland Yard investigator looks into four mysterious cases involving an unoccupied house.
John Reid (segment 3 "Sweets to the Sweet")
Philip Grayson (segment 2 "Waxworks")
Charles Hillyer (segment 1 "Method for Murder")
Alice Hillyer (segment 1 "Method for Murder")
Dominick / Richard (segment 1 "Method for Murder")
Psychiatrist (segment 1 "Method for Murder")
Neville Rogers (segment 2 "Waxworks")
Waxworks Proprietor (segment 2 "Waxworks")
Ann Norton (segment 3 "Sweets to the Sweet")
Jane Reid (segment 3 "Sweets to the Sweet")
