Four years after Jurassic Park's genetically bred dinosaurs ran amok, multimillionaire John Hammond (Richard Attenborough) shocks chaos theorist Ian Malcolm (Jeff Goldblum) by revealing that Hammond has been breeding more beasties at a secret location. Malcolm, his paleontologist ladylove (Julianne Moore) and a wildlife videographer (Vince Vaughn) join an expedition to document the lethal lizards' natural behavior in this action-packed thriller.