John Travolta, Sound Recordist.
From Blow Out by Brian DePalma
Blow Out is a 1981 thriller film, written and directed by Brian De Palma. The film stars John Travolta as Jack Terry, a movie sound effects technician from Philadelphia who, while recording sounds for a low-budget horror film, serendipitously captures audio evidence of an assassination involving a presidential hopeful. Nancy Allen stars as Sally Bedina, the young woman Jack rescues during the crime. The supporting cast includes John Lithgow and Dennis Franz. - Wikipedia