Mystery Mansion may refer to:
* ''Mystery Mansion'' a 1928 horror two reel short (film) written and directed by
Harry Delf
Harry Delf (August 28, 1892February 7, 1964) was an American comedian, stage actor, playwright, both a screen writer and director of short films, theatrical producer, and lyricist and composer for musicals. He is best remembered as the author of th ...
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''Mystery Mansion'' (video game), a late 1970s text-based adventure video game
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''Mystery Mansion'' (film), a 1983 family movie
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''Mystery Mansion'' (board game), a board game first offered by Milton Bradley in 1984, then updated and released by Parker Brothers as an electronic version in the 1990s
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