Victor M. Gover

A crook is implicated in blackmail, greed for emeralds and secret formula and murder.

A manor caretaker relates the tale of a mad squire, and vanishes.

Tod Slaughter goes about the countryside strangling everybody. His evil scheme is to destroy the family who wronged him. He has a secret lab complete with a torture chamber, featured in the films climax. Probably the most maniacal portrayal Tod ever gave.

A former police detective turned private investigator is approached by two elderly sisters, who say that someone is terrorising them, but it turns out that the man they believe is responsible is long since dead.

A young woman named Susan, owner of a rare green-eyed emerald (rumoured to be the left eye of an ancient idol), is kidnapped. The kidnappers demand the emerald in exchange for Susan's safe release.

Inspector Morley helps to solve the murder of a fake medium.

Lady Sylvia Gray approaches ex-Scotland Yard detective John Morley because she is being blackmailed over compromising letters following an indiscretion. She desperately wants to avoid public scandal because her husband is up for the New Year's Honours list

A former detective assists Scotland Yard to solve a blackmail case involving murder.