The production team and executive producer Jeffrey Katzenberg conferred with roughly 600 religious experts to make this movie as accurate and faithful to the original story as possible. After previewing the developing movie, all of the religious scholars, experts, and leaders associated in the making of this movie noted that the studio executives listened and responded to their ideas, and praised the studio for reaching out for comment from outside sources.
The four-minute parting of the Red Sea sequence took ten animators two years to complete.
The voice of God, to avoid controversy, was played by all of the major actors. The actors were told to whisper the lines, so none would dominate the performance, but by the time they got around to having Val Kilmer read his lines, they realized they needed someone to be louder. You still can hear the rest of the cast whispering beneath Kilmer's voice in God's lines.
When Moses enters the cave with the burning bush, God tells him to take off his sandals, for he is standing on holy ground. But when Moses leaves the cave, he doesn't put his sandals back on, and is barefoot for the rest of the movie.
Ofra Haza performed the voice of Yocheved in 17 of the 20+ languages in which this movie was dubbed, pronouncing the words phonetically of the languages she did not speak.