Extraterrestrial parasites

The Possessors
by John Christopher.
Sphere Books 1978 (1965)

The Possessors had a long memory, but not long enough to encompass their origins.

With this opening sentence Sam Youd, writing as John Christopher, establishes that this is speculative fiction. But for all its SF credentials, The Possessors is grounded in human relationships and idiosyncrasies, exposing how a disparate group of individuals isolated in a skiing chalet cope with personal demons and with each other when the chips are down.

With its setting in the Swiss Alps near the fictional village of Nidenhaut we are at times reminded of Mary Shelley’s Frankenstein; but when an avalanche cuts the chalet off from the village the group quickly have to develop a siege mentality as, one by one, the residents start to become other, forming a threat to those left and, ultimately, humankind. Are they changed because of a physical trauma, a psychological weakness, an unknown virus or, as the two locals fear, possession by devils?

Make no mistake, the author is misdirecting us with the title, for this novel is not really about the Possessors: it’s about the possessed.

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