“- Terri Fisher: The genetic difference between men and apes is only three percent. But that three percent gave us Einstein, Mozart...
- Phil Ohlmyer: ...Jack The Ripper.”
Connie Nielsen - Terri Fisher
Jerry O'Connell - Phil Ohlmyer

“- Roland Tembo: Predators don't hunt when they're not hungry.
- Nick Van Owen: No, only humans do.”

Pete Postlethwaite - Roland Tembo
Vince Vaughn - Nick Van Owen

“They seem to have more freedom, and to know more of peace and happiness, though they are only unreasoning animals, than we humans do. We who have the gift of understanding.”
August Diehl - Franz Jägerstätter

“I do not understand the human race has so little love for creatures with a different face. Treating animals like people is no madness or disgrace. I do not understand the human race.”
Rex Harrison - Dr. John Dolittle

“A giant meteorite struck the Earth. Goodbye dinosaurs! But what if the dinosaurs weren't all destroyed? What if the impact of that meteor created a parallel dimension where the dinosaurs continued to thrive and evolve into intelligent, vicious, and aggressive beings... just like us? And hey, what if they found a way back?”
Dan Castellaneta - Narrator