Mickey Spillane's Mike Hammer (1958)

The Big Drop (2x4)

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A woman hires Mike to find the man who murdered who father, an experienced steeplejack and window-washer who fell 20 floors to his death. Mike's investigation shows that the murdered man lost a $10,000 investment with a crooked stockbroker who seems to have disappeared, leaving a hulking henchman behind to protect his interests.