Complex sentence: In this movie, KMF pioneered the use of "real voices" rather than the Khmer practice of overdubbing every actor's spoken lines with Phnom Penh's stable of six voice-over performers, regardless of suitability of age and emotional performance.
Split into simpler sentences: In this movie, KMF pioneered the use of "real voices". The normal Khmer movie-making practice is to overdub all actor's lines with Phnom Penh's stable of six voice-over performers, regardless of suitability of age and emotional performance.