+ Grug
- Overprotective father, clinging to tradition and fear of the unknown.
- Motivation: Keeping his family safe.
- Arc: Learns to trust others and embrace change, ultimately sacrificing himself for his family's survival.
- Represents: The older generation's resistance to progress.
+ Eep
- Curious and adventurous daughter, yearning for freedom and exploration.
- Motivation: Discovering the world and finding her own path.
- Arc: Grows from a rebellious teenager to a strong and independent young woman.
- Represents: The younger generation's desire for progress and exploration.
+ Guy
- Intelligent and resourceful nomad, possessing knowledge of fire and survival skills.
- Motivation: Finding a safe place to survive the end of the world.
- Arc: Helps the Croods adapt to the changing world and becomes part of their family.
- Represents: Innovation and adaptation.
+ Relationships
- Grug & Eep: Strained relationship due to differing views on safety and exploration; evolves into understanding.
- Grug & Guy: Initial animosity due to clashing ideologies; develops into respect and friendship.
- Eep & Guy: Romantic interest, symbolizing the union of tradition and innovation.