Once the Ark of the Covenant is open, ghouls fly out of it, swirling their way in and around the film's villains, ultimately melting the head of the Gestapo agent, Toht. “Steven [Spielberg] was just yelling at us: 'Look this way! Look up! look down! [...] We were just reacting like that instantly, with no idea what we were looking at,” actor Paul Freeman recalled.