David Stephens

Murderous screenwriter Stanley Caldwell, who incidentally is thought to be dead, returns to the scenes of his crimes.

A screenwriter does research for his new script by actually kidnapping and drowning young girls. He then places them in his "garden" of other dead girls coming back daily to check on them. One girl narrowly escapes and the other bodies are found leading to an ingenious plot to try and capture the killer.

"The Children of the Third Reich" - College freshman Kari Berman and her twin brother Kyle are young, healthy, brilliant, and attractive. To genetic researcher Dr. Martin Speer they're breeding stock, part of his scheme to make create superior humans through modern genetics.

Army experimentation with transporter devices accidentally turns people into alligators.