Our favorite Ice Age creatures are back and this time the unique herd finds themselves grouping together once again to save Sid. When the Sid the sloth attempts to adopt three dinosaur eggs, the real dino-mother realizing her babies are in danger, abducts Sid and takes him and the eggs to a underground world filled with pre-historic vegetation and creatures alike. Manny, Ellie, Diego, Crash and Eddie join together with new friends in a lost world trying to save a dear member of their unusual herd.
During the booming crime wave of the 1930's the Federal Bureau of Investigation focuses it's growing power on taking down notorious gangsters including Baby Face Nelson, Pretty Boy Floyd and Public Enemy Number One John Dillinger. Dillinger, while playing a dangerous cat & mouse game with the Feds, lives his life in the moment, never straying away from spending money, riding his wave of popular public opinion and romancing one female he is particularly fond of. As Dillinger and his gang continue to evade J. Edgar Hoover's G-Men, the FBI takes new steps to ensure the capture of Public Enemy Number One dead or alive.
