Along with the main three members who go on expeditions to reclaim the dinosaur cards, two supporting members of the team are Dr. Reese Drake and Dr. Spike Taylor, both of whom run the D-Lab, the D-Team's base of operations in the first series. The during their adventures, the D-Team grows quite a bit in members as more people joined the group, including a young caddy, a Scottish delinquent, and two young princesses.