Gorgar is the first voiced pinball game. GORGAR SPEAKS, but don't put money in until he's finished speaking: It messes with the coin counting, plus it's just common courtesy.
Developer Credits#
A copyright message, programmer credit, and build date are in the main CPU at 0x5EC0 (0xEC0 on chip ic6):
COPYRIGHT - WILLIAMS ELECTRONICS 8/15/79 - PGD"PGD" is Paul G. Dussault, who worked on the speech processing of many of the early voiced Williams games.
(Source: Original TCRF research)