Film Paranoia on Instagram: "Hi, Mom! (1970) is an early Brian De Palma film that helped define both his career and Robert De Niro’s screen persona. Made on a very low budget as a loose follow-up to Greetings (1968), the film reflects the late-1960s New York underground scene and its obsession with surveillance, media, and political radicalism. De Niro plays Jon Rubin, a disturbed Vietnam veteran who returns to New York and becomes fixated on filming people without their knowledge. De Palma uses