No actors are named during the film’s dramatic opening credits; the cast
credits appear at the end of the film. The movie was partly filmed in Glacier
National Park and interior sets built at a Los Angeles ice storage plant.
In 2001, the movie was deemed to be a "culturally, historically or aesthetically"
significant motion picture by the United States Library of Congress and was
selected for preservation in the National Film Registry.
James Arness In his first movie role, played The Thing, but he is hard to
recognize in costume and makeup, because of both the lighting and the
other effects used to obscure his features.