From admiring Lassie's intelligence to cooing over the puppies in 101 Dalmatians, experts have found that films significantly influence the popularity of dog breeds chosen as pets.
And the effect can last for up to a decade, with the general success of the films mirroring the amount of a specific breed purchased.
For example, the 1943 blockbuster Lassie Come Home triggered a 40 per cent increase of collie registrations over the following two years.
Bild: dailymail.co.uk