Rat-catching, Mumbai, India

Modern methods of rat control include traps and poisoned bait, plus more holistic approaches such as introducing predators, reducing litter and the clearing of current or potential nest sites.
Rat catchers in fiction
A famous fictional rat-catcher was The Pied Piper of Hamelin. Ratcatchers also make a major appearance in Dario Argento's The Phantom of the Opera.