The Incredible Shrinking Man (Film), released 1957 — adapted from The Shrinking Man by Richard Matheson.
A dangerous combination of radiation and insecticide causes the unfortunate Scott Carey to shrink, slowly but surely, until he is only a few inches tall. His home becomes a wilderness where he must survive everything from spiders living in the cellar to his beloved cat.
Starring Grant Williams, Randy Stuart, April Kent, Paul Langton, Raymond Bailey.
Directed by Jack Arnold.
