A writer accidentally shoots his blackmailer and tries to hide the body.

London psychiatrist Clive Riordan, royally fed up with the repeated affairs of his wife Storm, plots a seemingly 'perfect' revenge against her latest lover, American Bill Kronin. Catching them in the act, he marches Bill off at gunpoint; and from the viewpoint of Storm and the rest of the world, Bill simply vanishes. But there's far more to the meticulously worked out plot than Clive's victims suspect, with the end slowly preparing in his private laboratory. Enter a mild-mannered Scotland Yard man, who seemingly has no clue beyond a missing dog...

A maid discovers the body of Count Victor Mattoni. It's up to Inspector Davidson from Scotland Yard to find the murderer, in part one of a three-part episode

Inspector Davidson continues to investigate the murder of Count Mattoni, in part two of this three-part story

Inspector Davidson continues to investigate the murder of Count Mattoni -- and receives yet another confession. Final part of a three-part story

1955 film by Alfred Hitchcock

A retired San Francisco detective suffering from acrophobia investigates the strange activities of an old friend's wife, all the while becoming dangerously obsessed with her.