The Great Valley Adventure Crew is a group of team members involving dinosaurs and animals. The crew was originally called the Prehistoric Adventure Crew, but it was decided that the crew should be named after The Great Valley since most crews are being named after the homes of their founders. Here are the members:
- Littlefoot, Cera, Ducky, Petrie, Spike, Chomper, and Ruby (founders/commanders)
- Guido (future member, starting in Littlefoot's Adventures of The Lion King)
- Grandpa Longneck and Grandma Longneck (future members, starting in Littlefoot's Adventures of The Little Mermaid: Ariel's Beginning)
- Skip from The Land Before Time TV series episode Return to Hanging Rock (future member, starting in Littlefoot's Adventures of The Three Musketeers)
- Mr. Thicknose (future member, starting in Littlefoot's Adventures of The Three Musketeers)
- Rex, Woog, Elsa, and Dweeb (future members, starting in Littlefoot's Adventures of Happily Ever After)
- Toaster, Lampy, Radio, Blanky, and Kirby (future members, starting in Littlefoot's Adventures of Once Upon a Forest)