He is best known for his montage work (see montage sequence) on Hollywood movies such as "Crime Without Passion" (1934), "Dr. Jekyll and Mr. Hyde" (1941), "Viva Villa!" (1934), "David Copperfield" (1935), "The Good Earth" (1937), and "Mr. Smith Goes to Washington" (1939). Vorkapich used kinetic editing, lap dissolves, tracking shots, creative graphics and optical effects for his montage sequences for such features as "Manhattan Melodrama" (1934), "Maytime", "The Firefly" (both 1937), and "Meet John Doe" (1941). He created, shot, and edited these kinesthetic montages for features at Universal Pictures, MGM, RKO, and Paramount. He directed a short documentary movie for RKO, "Private Smith of the U.S.A.", that was nominated for an Academy Award.