Complex sentence: Victor Manzon's role was originally intended with one of the most prominent European actors, Lino Ventura, in mind, and despite Ventura's concerns about his English, he also initially approved Friedkin's proposal.
Split into simpler sentences: Victor Manzon's role was originally intended for one of the most prominent European actors, Lino Ventura. Despite Ventura's concerns about his English, he also initially approved Friedkin's proposal.