Such things do exist, with much more than single voice actors too: http://www.youtube.com/watch?v=oyijUC1g_yg http://www.youtube.com/watch?v=oyijUC1g_yg Voice

Such things do exist, with much more than single voice actors too: http://www.youtube.com/watch?v=oyijUC1g_yg http://www.youtube.com/watch?v=oyijUC1g_yg Voice "synthesizers" generally use specially developed algorithms. See: https://en.wikipedia.org/wiki/Speech_synthesis#Formant_synthesis https://en.wikipedia.org/wiki/Speech_synthesis#Formant_synth...