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The Safeline Insurance Company notices an increase in heart attacks among their policy holders. The company suspects fraud and hires Perry and Paul to investigate. When Paul goes undercover as a construction worker, he almost doesn't survive the assignment.
First Air Date : Sep 21, 1957
Last Air date : May 22, 1966
Episode : 271 Episode
Season : 9 Season
Runtime: 52:14 minutes
Studio: CBS
Country: United States of America