Bob is trying to prevent a rain of concentrated sulfuric acid that would destroy Mexico City. Homeland Security suspects two American scientists of preparing a bio-terrorist attack against the United States President and order David and Caroline to i... (more)nvestigate.

Andy Velasquez, David Calderisi, Hardee T. Lineham, Laetitia Villetorte, Marvin Kaye, Matthew Olver, Michael Seater, Ryan McDonald