The Florentine Dagger
See how medical science SOLVES Europe's most baffling crime
69 mins
A playwright descended from the Borgia family becomes a murder suspect.
Carlos De Valdez
Conductor (uncredited)
Charles Fallon
Apothecary (uncredited)
Betty Farrington
Frieda (uncredited)
Adrian Rosley
Pasquale (uncredited)
Louise Seidel
Baker's Daughter (uncredited)
Bernard Suss
Heinrich (uncredited)
Anders Van Haden
Bidder (uncredited)
William Wagner
Coroner (uncredited)
Tom Reed
Screenplay
Arthur L. Todd
Director of Photography
Thomas Pratt
Editor
Brown Holmes
Additional Dialogue
Arthur Greville Collins
Dialogue
Anton Grot
Art Direction
Carl Jules Weyl
Art Direction
Leo F. Forbstein
Music Director