Dow Hour of Great Mysteries - Episode Guide

A criminal attempts to locate a fortune in stolen securities hidden in a mansion owned by a spinster.

A novelist writes about poisonings and has just finished a work about a 17th century French poisoner a lady, who was burned at the stake for being a witch. His publisher finds that his wife fits the deadly dead lady to a "T". When a murder is committed, eyes are on the "witch" one of the non dead.

A man tyrannizes his wife and likes nothing better than to make her life miserable.

The tale of an Englishman who accidentally comes into possession of stolen diamonds.

The gathering of Cyrus West's six descendants in his old house to hear the reading of his will lead to another mystery unfolding as three potential heirs fight for the prize.

An Englishman meets with an unexpected adventure when he stops at a French inn on his way to Monte Carlo.

The story of a ruthless German spy in World War I who plans to kill a British lord - his exact double - and ultimately sit in the House of Lords.