Kelly Sherwood, a bank clerk, is stalked by a stranger who knows her routine and threatens to kill her and her sister Toby unless she steals $100,000 from the bank. The stranger is asthmatic and Kelly is able to lure him into a trap, contacting FBI agent John 'Rip' Ripley for help. With the FBI's surveillance, Kelly tries to stay calm and aid in the capture of the criminal after Toby is abducted.

Info about Experiment in Terror
Studio(s): Geoffrey-Kate Productions, Columbia Pictures
Originally Released: United States, Apr 12, 1962
Production Country: United States
Box Office Gross: $1,400,000.00
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