Monsters Vs. Aliens
, arriving in UK cinemas on April 3, centres on a menagerie of eccentric monsters - Ginormica, B.O.B., Dr. Cockroach and The Missing Link - who are tasked with defending Earth from an alien invasion led by the megalomaniacal Gallaxhar. Digital Spy
headed to Leicester Square to speak to stars Reese Witherspoon
, Kiefer Sutherland and the filmmakers behind DreamWorks' 3-D animated adventure.