A group of guinea pigs trained by the government to work in espionage, armed with the latest high-tech spy equipment, soon discover that the fate of the world is in their paws. Tapped for the G-Force are guinea pigs Darwin the squad leader determined to succeed at all costs; Blaster, an outrageous weapons expert with tons of attitude and a love for all things extreme; and Juarez a sexy martial arts pro; plus the literal fly-on-the-wall reconnaissance expert, Mooch, and a star-nosed mole, Speckles, the computer and information specialist. Along the way, the G-Force encounters myriad other members of the animal kingdom, including pet shop layabout Hurley and the rabidly territorial hamster Bucky.