A pampered pet rodent is flushed down a toilet and ends up in a vast underground rat city in the sewers of London. He is befriended by a quick-witted rat who offers to help him find his way home, but first the hapless pair have to escape the clutches of an evil toad bent on ridding the rodent metropolis of its residents. Animated comedy, with the voices of Hugh Jackman, Kate Winslet, Ian McKellen, Shane Richie, Jean Reno and Bill Nighy