Garish Colour, Prog Rock, Masked Killers and a Glass Fetish: Dario Argento’s Glory Years Tom Jolliffe on the years, and films, which defined Dario Argento… Looking back over his peak years, whilst Dario Argento may not have been the first pioneer of Giallo horror, he followed in the footsteps of the great Mario Bava and popularised Italian horror around the world in a way even Bava could only dream of. Those Giallo horror pictures (though ‘giallo’ itself was first popularised as post-fascist literature in Italy) would forever affect the genre as a whole. Bava, who’s crowning achievements list such exceptional works as