One of the most notable audio motifs in the soundtrack of The Silence of the Lambs is the use of eerie, dissonant sounds that create a sense of tension and unease throughout the film. This motif is particularly effective in scenes that involve the character of Hannibal Lecter, who is portrayed as a brilliant and manipulative serial killer.
The film's composer, Howard Shore, uses a range of techniques to create this unsettling atmosphere, including the use of unconventional musical instruments such as glass harmonicas and musical saws, as well as electronic sounds and manipulated samples of human voices. These sounds are often layered together to create complex, multi-textured soundscapes that underscore the psychological intensity of the film's themes.
In addition to this audio motif, the soundtrack of The Silence of the Lambs also features a number of other recurring musical themes and motifs, including a haunting piano melody that is associated with the character of Clarice Starling, as well as a series of dissonant, pulsating electronic sounds that underscore the film's suspenseful moments. Overall, the film's soundtrack plays a crucial role in creating the film's intense and unsettling atmosphere, and has become an iconic part of its legacy as a classic of the thriller genre.