| Mystery House | |
|---|---|
 1982 re-release cover art | |
| Developer(s) | On-Line Systems |
| Publisher(s) | On-Line Systems |
| Designer(s) | Roberta Williams |
| Programmer(s) | Ken Williams |
| Series | Hi-Res Adventures |
| Engine | ADL |
| Platform(s) | Apple II |
| Release | May 5, 1980 |
| Genre(s) | Adventure |
| Mode(s) | Single-player |
Mystery House is an adventure game released by On-Line Systems in 1980. It was designed, written and illustrated by Roberta Williams, and programmed by Ken Williams for the Apple II.[1] Mystery House is the first graphical adventure game and the first game produced by On-Line Systems, the company which would evolve into Sierra On-Line.[2] It is one of the earliest horror video games.[3]
- ^ Williams, Ken. "Introduction to The Roberta Williams Anthology". The Sierra Help Pages. Retrieved January 12, 2015.
- ^ McGuinn, Sherry (November 20, 1988). "Mom goes on-line with adventurous computer games". Chicago Sun-Times. Archived from the original on April 2, 2015. Retrieved March 17, 2015.
- ^ Rouse III, Richard (2009). "Match Made in Hell: The Inevitable Success of the Horror Genre in Video Games". In Perron, B. (ed.). Horror in Video Games: Essays on the Fusion of Fear and Play. McFarland. p. 15. ISBN 978-0-7864547-9-2.
The horror games kept going from [Zork], from one of the first graphical adventures Mystery House...