Guy: "This is called a brain. I think that's where ideas go."

Thunk: "Dad, I don't have a brain."

Eep: "My name's Eep and this is my family, the Croods. We never had the chance to explore the outside world because of my dad's one rule: Eep: Never leave the cave."

Grug: "New is always bad. Never not be afraid!"

Gran: "It looks the cave have a tongue! Very magical!"

Guy: "I call them shoes. Eap: I'm love it. But where my feet？"

这些台词展示了电影中不同角色的性格特点和情感表达，同时也反映了电影的核心主题，即家庭、恐惧与新奇事物的探索。