 Tinting was used as late as 1951 for Sam Newfield's sci-fi film "Lost Continent" for the green lost-world sequences.Alfred Hitchcock used a form of hand-coloring for the orange-red gun-blast at the audience in "Spellbound" (1945).Kodak's Sonochrome and similar pre-tinted stocks were still in production until the 1970s and were used commonly for custom theatrical trailers and snipes.