Harry Erskine is a fictional character, created by Graham Masterton. He appears in seven novels and, at least, one short story, mostly fighting an evil Native American spirit named Misquamacus.
• The Manitou (1976)
• The Djinn (1977)
• Revenge of the Manitou (1979)
• Burial (1991)
• Manitou Blood (2005)
• Blind Panic (2009)
• Plague of the Manitou (2015)
"Spirit Jump" - short story in the short story collection, Faces of Fear (1996)
In the 1978 movie Adaption of The Manitou, the character was played by Tony Curtis.