King's Quest III

King's Quest III:
To Heir Is Human
Apple II cover art by Greg Steffen
DeveloperSierra On-Line
PublisherSierra On-Line
DesignerRoberta Williams
Programmers
Artists
Writers
  • Roberta Williams
  • Annette Childs
ComposerMargaret Lowe
SeriesKing's Quest
EngineAGI
PlatformsMS-DOS, Apple II, Apple IIGS, Amiga, Atari ST, Mac, Tandy Color Computer 3
ReleaseNovember 1986
GenreAdventure
ModeSingle-player

King's Quest III: To Heir Is Human is the third installment in the King's Quest series of graphic adventure games developed and released by Sierra On-Line in 1986. The game was originally released for the Apple II and MS-DOS; it was later ported to several other computer systems. It was the first game in the series not to feature King Graham as the player character.