Género: Documental
Estrellas: Douglas Shearer, Greer Garson, Clark Gable, Hedy Lamarr, Spencer Tracy, Norma Shearer
Personal: Douglas Shearer (Director), Lester White (Director of Photography), Daniele Amfitheatrof (Music Editor), Jack Ruggiero (Editor)
País: United States of America
Idioma: English
Estudio: Metro-Goldwyn-Mayer
Duración: 11 minutos
Calidad: HD
Lanzamiento: Oct 24, 1940
IMDb: 4.3
Palabras clave:behind the scenes, audio recording, sound waves, promotional film, movie studio, short film, sound recorder, sound
