Tarantula (1955)
Most people know about the 1955 creature feature Tarantula from the line in "Science Fiction/Double Feature" from The Rocky Horror Picture Show . Indeed, along with Them! , this is one of the more recognizable big bug movies of the 1950s. It's a genre known for laughable effects and general silliness but, when done right it provided some thrills, especially for the younger crowd it was aimed toward. After a man is found wandering in the Arizona desert with acromegaly, a rare pituitary condition he appears to have developed within days, Dr. Matt Hastings (John Agar) tries to figure out why. It turns out that it is due to experiments Prof. Gerald Deemer (Leo G. Carroll), who is doing experiments with growth hormones. While successful on animals the results on humans have been questionable at best and fatal at worst. When his other assistant injects him and burns down his lab a tarantula that has been injected with the serum escapes. Stephanie "Ste...