2000 film starring imelda staunton and peter postlethwaite
Rat (film) Rat is a 2000 Irish-British-American comedy film directed by Steve Barron and starring Imelda Staunton and Pete Postlethwaite. The film focuses on the transformation of a working-class man into a rat and how his family copes with the startling change. The film's scenario is partly based on Franz Kafka's The Metamorphosis.