Private eye Edward Mercer travels to Venice to locate a man due a reward for his aid in the war. Shortly after arriving, he becomes the prime suspect in the murder of his local contact. In his quest to clear his name, Mercer uncovers a conspiracy. Even the local magistrate seems to be working against him, and Mercer begins to suspect the man he came to find is behind it all.
Richard Todd
Eva Bartok
John Gregson
George Coulouris
Margot Grahame
Walter Rilla
John Bailey
Sid James
Martin Boddey
Michael Balfour
Sydney Tafler
Miles Malleson
Eric Pohlmann
David Hurst
Raymond Young
Ferdy Mayne
Jill Clifford
Eileen Way
Toni Lucarda
Janice Kane
Meier Tzelniker
Betty E. Box
Victor Harrington