ITV's 'Yorkshire Ripper: ... The man in question was said to be wearing work clothes and Wellington boots — the exact outfit Sutcliffe confessed to wearing while seeking potential victims.

The Yorkshire Ripper killed 13 women during his terrifying spree Credit: PA. It was the summer of 1979 and the killer had claimed 11 lives, with the police seemingly at a loss over how to catch him.

This "Ripper" is actually the Yorkshire Ripper, his real name is Peter Sutcliffe. He killed 13 women in the U.K.—mainly sex workers—between 1975 and 1980, and he attempted to kill seven others.