„The sense of post-war, anti-communist paranoia is acute, as is the temptation to view the film as a metaphor for the tyranny of the McCarthy era.“ – Besprechung von David Wood, BBC, 2001.
Henry M. Taylor: The Capgras Syndrome in Film – Don Siegel’s „Invasion of the Body Snatchers“ and its Legacy, in: Cinemascope, Independent Film Journal, Volume 2, May – August 2005. PDF-Download (Memento vom 1. Mai 2015 im Internet Archive) (ZIP; 1,9 MB)
„[…] characterizations and situations are sharp. Don Siegel’s taut direction is fast-paced generally, although in his efforts to spark the climax he permits McCarthy to overact in several sequences.“ – Besprechung (Memento vom 13. November 2012 im Internet Archive) in Variety, 31. Dezember 1955.