I've released a Free audio pack with over 500 dialogue assets recorded specifically for video games. The pack includes both male and female voices from 5 different voice actors, and all of the files can be used for commercial purposes (royalty free).
Download Super Dialogue Audio Pack on itch.io!
View the list of dialogue lines here and the license agreement here.
Listen to a short sample on SoundCloud.
I hope you find these useful for your next project! You can follow me on Twitter @dillonbecker