Watch Providers:
JustWatch makes it easy to find out where you can legally watch your favorite movies & TV shows online. Visit JustWatch for more information.
How Talkies Talk
Release Date: January 01, 1934
Runtime: 12 min
Documentary
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.
Watch Providers:
JustWatch makes it easy to find out where you can legally watch your favorite movies & TV shows online. Visit JustWatch for more information.