Bruno Letizia collaborates as a designer for Kawama (Icomics) and for the American IDW on True Blood The French Quarter.

He collaborates as a screenwriter for Coniglio Editore, Bugs Comics and for les Humanoides Associées on Izunas, together with Saverio Tenuta and Carita Lupatelli. The latter series is translated into five different languages.

As a complete author he churns out H.E.R.O.I.N. for Verdenero edizioni and publishes the short story Fall Of The Fortress on Clint Mag, the magazine made in the U.K. by Mark Millar.

Together with Giulio Antonio Gualtieri, Michele Monteleone, Stefano Marsiglia, Roberto Cirincione and Francesco Trentani, he founded Villain Comics: an independent label for which he created the miniseries Se Sei Vivo, Spara!, Siouxie Fox and Le Città Invisibili.