The Case of the Scorpion's Tail is a 1971 thriller film by Italian director Sergio Martino. Its Italian title is La Coda dello scorpione.
A widow inherits a small fortune when her husband dies in a freak jet crash. However, before she can escape to a retreat with her secret lover the widow is brutally murdered and the money stolen. Now an insurance investigator and his journalist love-interest must figure out exactly who is murdering anyone involved with the late widow and exactly what their vicious vendetta is.
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